Home / 4,920,480,123,848.80-6,790,260,209,166.40-2,942,898,318,638.60

Finding the Fourth Proportional to 4,920,480,123,848.80, 6,790,260,209,166.40 and 2,942,898,318,638.60

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Solution

The fourth proportional to 4,920,480,123,848.80, 6,790,260,209,166.40 and 2,942,898,318,638.60 is: 4,061,198,267,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,480,123,848.80 : 6,790,260,209,166.40 = 2,942,898,318,638.60 : x
  2. Step 2: Convert to fraction form
    4,920,480,123,848.80/6,790,260,209,166.40 = 2,942,898,318,638.60/x
  3. Step 3: Cross multiply
    4,920,480,123,848.80x = 6,790,260,209,166.40 × 2,942,898,318,638.60
  4. Step 4: Simplify right side
    4,920,480,123,848.80x = 19,983,045,352,674,388,099,465,216
  5. Step 5: Solve for x
    x = 19,983,045,352,674,388,099,465,216/4,920,480,123,848.80
  6. Step 6: Final answer
    x = 4,061,198,267,181.22

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Double scale
Find fourth proportional to 4,920,480,123,849.80, 6,790,260,209,167.78 and 2,942,898,318,639.60
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.