Home / 94,580,363.40-141,870,545.12-68,752,330.80

Finding the Fourth Proportional to 94,580,363.40, 141,870,545.12 and 68,752,330.80

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Solution

The fourth proportional to 94,580,363.40, 141,870,545.12 and 68,752,330.80 is: 103,128,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,580,363.40 : 141,870,545.12 = 68,752,330.80 : x
  2. Step 2: Convert to fraction form
    94,580,363.40/141,870,545.12 = 68,752,330.80/x
  3. Step 3: Cross multiply
    94,580,363.40x = 141,870,545.12 × 68,752,330.80
  4. Step 4: Simplify right side
    94,580,363.40x = 9,753,930,648,866,566
  5. Step 5: Solve for x
    x = 9,753,930,648,866,566/94,580,363.40
  6. Step 6: Final answer
    x = 103,128,496.21

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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.