Home / 893,662,406.20-1,340,493,609.30-829,165,151.80

Finding the Fourth Proportional to 893,662,406.20, 1,340,493,609.30 and 829,165,151.80

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Solution

The fourth proportional to 893,662,406.20, 1,340,493,609.30 and 829,165,151.80 is: 1,243,747,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,662,406.20 : 1,340,493,609.30 = 829,165,151.80 : x
  2. Step 2: Convert to fraction form
    893,662,406.20/1,340,493,609.30 = 829,165,151.80/x
  3. Step 3: Cross multiply
    893,662,406.20x = 1,340,493,609.30 × 829,165,151.80
  4. Step 4: Simplify right side
    893,662,406.20x = 1,111,490,587,042,164,352
  5. Step 5: Solve for x
    x = 1,111,490,587,042,164,352/893,662,406.20
  6. Step 6: Final answer
    x = 1,243,747,727.70

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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.