Home / 403,180,192.59-604,278,966.65-208,984,545.87

Finding the Fourth Proportional to 403,180,192.59, 604,278,966.65 and 208,984,545.87

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Solution

The fourth proportional to 403,180,192.59, 604,278,966.65 and 208,984,545.87 is: 313,222,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,180,192.59 : 604,278,966.65 = 208,984,545.87 : x
  2. Step 2: Convert to fraction form
    403,180,192.59/604,278,966.65 = 208,984,545.87/x
  3. Step 3: Cross multiply
    403,180,192.59x = 604,278,966.65 × 208,984,545.87
  4. Step 4: Simplify right side
    403,180,192.59x = 126,284,965,423,098,208
  5. Step 5: Solve for x
    x = 126,284,965,423,098,208/403,180,192.59
  6. Step 6: Final answer
    x = 313,222,146.68

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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.