Home / 74,737,101.60-112,105,652.40-55,366,077.15

Finding the Fourth Proportional to 74,737,101.60, 112,105,652.40 and 55,366,077.15

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Solution

The fourth proportional to 74,737,101.60, 112,105,652.40 and 55,366,077.15 is: 83,049,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,737,101.60 : 112,105,652.40 = 55,366,077.15 : x
  2. Step 2: Convert to fraction form
    74,737,101.60/112,105,652.40 = 55,366,077.15/x
  3. Step 3: Cross multiply
    74,737,101.60x = 112,105,652.40 × 55,366,077.15
  4. Step 4: Simplify right side
    74,737,101.60x = 6,206,850,199,729,483
  5. Step 5: Solve for x
    x = 6,206,850,199,729,483/74,737,101.60
  6. Step 6: Final answer
    x = 83,049,115.73

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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.