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Finding the Fourth Proportional to 158,472,001.80, 237,708,002.88 and 158,472,001.80

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Solution

The fourth proportional to 158,472,001.80, 237,708,002.88 and 158,472,001.80 is: 237,708,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,472,001.80 : 237,708,002.88 = 158,472,001.80 : x
  2. Step 2: Convert to fraction form
    158,472,001.80/237,708,002.88 = 158,472,001.80/x
  3. Step 3: Cross multiply
    158,472,001.80x = 237,708,002.88 × 158,472,001.80
  4. Step 4: Simplify right side
    158,472,001.80x = 37,670,063,060,273,768
  5. Step 5: Solve for x
    x = 37,670,063,060,273,768/158,472,001.80
  6. Step 6: Final answer
    x = 237,708,002.88

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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.