Home / 275,720,304.60-413,155,304.10-239,157,163.80

Finding the Fourth Proportional to 275,720,304.60, 413,155,304.10 and 239,157,163.80

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Solution

The fourth proportional to 275,720,304.60, 413,155,304.10 and 239,157,163.80 is: 358,366,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,720,304.60 : 413,155,304.10 = 239,157,163.80 : x
  2. Step 2: Convert to fraction form
    275,720,304.60/413,155,304.10 = 239,157,163.80/x
  3. Step 3: Cross multiply
    275,720,304.60x = 413,155,304.10 × 239,157,163.80
  4. Step 4: Simplify right side
    275,720,304.60x = 98,809,050,737,482,528
  5. Step 5: Solve for x
    x = 98,809,050,737,482,528/275,720,304.60
  6. Step 6: Final answer
    x = 358,366,972.21

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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.