Home / 463,025,005.95-638,951,042.84-274,861,342.83

Finding the Fourth Proportional to 463,025,005.95, 638,951,042.84 and 274,861,342.83

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Solution

The fourth proportional to 463,025,005.95, 638,951,042.84 and 274,861,342.83 is: 379,294,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,025,005.95 : 638,951,042.84 = 274,861,342.83 : x
  2. Step 2: Convert to fraction form
    463,025,005.95/638,951,042.84 = 274,861,342.83/x
  3. Step 3: Cross multiply
    463,025,005.95x = 638,951,042.84 × 274,861,342.83
  4. Step 4: Simplify right side
    463,025,005.95x = 175,622,941,636,256,960
  5. Step 5: Solve for x
    x = 175,622,941,636,256,960/463,025,005.95
  6. Step 6: Final answer
    x = 379,294,723.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.