Home / 117,251,520.47-175,877,286.19-80,326,999.79

Finding the Fourth Proportional to 117,251,520.47, 175,877,286.19 and 80,326,999.79

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Solution

The fourth proportional to 117,251,520.47, 175,877,286.19 and 80,326,999.79 is: 120,490,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251,520.47 : 175,877,286.19 = 80,326,999.79 : x
  2. Step 2: Convert to fraction form
    117,251,520.47/175,877,286.19 = 80,326,999.79/x
  3. Step 3: Cross multiply
    117,251,520.47x = 175,877,286.19 × 80,326,999.79
  4. Step 4: Simplify right side
    117,251,520.47x = 14,127,694,730,429,234
  5. Step 5: Solve for x
    x = 14,127,694,730,429,234/117,251,520.47
  6. Step 6: Final answer
    x = 120,490,503.44

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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.