Home / 275,721,411.10-413,156,963.85-239,158,270.30

Finding the Fourth Proportional to 275,721,411.10, 413,156,963.85 and 239,158,270.30

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Solution

The fourth proportional to 275,721,411.10, 413,156,963.85 and 239,158,270.30 is: 358,368,631.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,721,411.10 : 413,156,963.85 = 239,158,270.30 : x
  2. Step 2: Convert to fraction form
    275,721,411.10/413,156,963.85 = 239,158,270.30/x
  3. Step 3: Cross multiply
    275,721,411.10x = 413,156,963.85 × 239,158,270.30
  4. Step 4: Simplify right side
    275,721,411.10x = 98,809,904,836,765,632
  5. Step 5: Solve for x
    x = 98,809,904,836,765,632/275,721,411.10
  6. Step 6: Final answer
    x = 358,368,631.74

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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.