Home / 275,721,403.10-413,156,951.85-239,158,262.30

Finding the Fourth Proportional to 275,721,403.10, 413,156,951.85 and 239,158,262.30

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Solution

The fourth proportional to 275,721,403.10, 413,156,951.85 and 239,158,262.30 is: 358,368,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,721,403.10 : 413,156,951.85 = 239,158,262.30 : x
  2. Step 2: Convert to fraction form
    275,721,403.10/413,156,951.85 = 239,158,262.30/x
  3. Step 3: Cross multiply
    275,721,403.10x = 413,156,951.85 × 239,158,262.30
  4. Step 4: Simplify right side
    275,721,403.10x = 98,809,898,661,610,784
  5. Step 5: Solve for x
    x = 98,809,898,661,610,784/275,721,403.10
  6. Step 6: Final answer
    x = 358,368,619.74

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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.