Home / 622,172,961.43-932,607,543.17-289,906,034.49

Finding the Fourth Proportional to 622,172,961.43, 932,607,543.17 and 289,906,034.49

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Solution

The fourth proportional to 622,172,961.43, 932,607,543.17 and 289,906,034.49 is: 434,555,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,172,961.43 : 932,607,543.17 = 289,906,034.49 : x
  2. Step 2: Convert to fraction form
    622,172,961.43/932,607,543.17 = 289,906,034.49/x
  3. Step 3: Cross multiply
    622,172,961.43x = 932,607,543.17 × 289,906,034.49
  4. Step 4: Simplify right side
    622,172,961.43x = 270,368,554,576,600,960
  5. Step 5: Solve for x
    x = 270,368,554,576,600,960/622,172,961.43
  6. Step 6: Final answer
    x = 434,555,294.65

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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.