Home / 65,227,152.70-97,840,729.05-43,728,067.90

Finding the Fourth Proportional to 65,227,152.70, 97,840,729.05 and 43,728,067.90

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Solution

The fourth proportional to 65,227,152.70, 97,840,729.05 and 43,728,067.90 is: 65,592,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,227,152.70 : 97,840,729.05 = 43,728,067.90 : x
  2. Step 2: Convert to fraction form
    65,227,152.70/97,840,729.05 = 43,728,067.90/x
  3. Step 3: Cross multiply
    65,227,152.70x = 97,840,729.05 × 43,728,067.90
  4. Step 4: Simplify right side
    65,227,152.70x = 4,278,386,043,283,902
  5. Step 5: Solve for x
    x = 4,278,386,043,283,902/65,227,152.70
  6. Step 6: Final answer
    x = 65,592,101.85

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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.