Home / 1,363,968,008.40-2,045,952,012.60-819,324,526.80

Finding the Fourth Proportional to 1,363,968,008.40, 2,045,952,012.60 and 819,324,526.80

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Solution

The fourth proportional to 1,363,968,008.40, 2,045,952,012.60 and 819,324,526.80 is: 1,228,986,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,968,008.40 : 2,045,952,012.60 = 819,324,526.80 : x
  2. Step 2: Convert to fraction form
    1,363,968,008.40/2,045,952,012.60 = 819,324,526.80/x
  3. Step 3: Cross multiply
    1,363,968,008.40x = 2,045,952,012.60 × 819,324,526.80
  4. Step 4: Simplify right side
    1,363,968,008.40x = 1,676,298,664,579,002,368
  5. Step 5: Solve for x
    x = 1,676,298,664,579,002,368/1,363,968,008.40
  6. Step 6: Final answer
    x = 1,228,986,790.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.