Home / 187,545,877.20-281,318,815.80-51,231,260.70

Finding the Fourth Proportional to 187,545,877.20, 281,318,815.80 and 51,231,260.70

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Solution

The fourth proportional to 187,545,877.20, 281,318,815.80 and 51,231,260.70 is: 76,846,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,545,877.20 : 281,318,815.80 = 51,231,260.70 : x
  2. Step 2: Convert to fraction form
    187,545,877.20/281,318,815.80 = 51,231,260.70/x
  3. Step 3: Cross multiply
    187,545,877.20x = 281,318,815.80 × 51,231,260.70
  4. Step 4: Simplify right side
    187,545,877.20x = 14,412,317,592,065,080
  5. Step 5: Solve for x
    x = 14,412,317,592,065,080/187,545,877.20
  6. Step 6: Final answer
    x = 76,846,891.05

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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.