Home / 113,538,311.55-156,682,932.59-61,327,347.14

Finding the Fourth Proportional to 113,538,311.55, 156,682,932.59 and 61,327,347.14

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Solution

The fourth proportional to 113,538,311.55, 156,682,932.59 and 61,327,347.14 is: 84,631,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538,311.55 : 156,682,932.59 = 61,327,347.14 : x
  2. Step 2: Convert to fraction form
    113,538,311.55/156,682,932.59 = 61,327,347.14/x
  3. Step 3: Cross multiply
    113,538,311.55x = 156,682,932.59 × 61,327,347.14
  4. Step 4: Simplify right side
    113,538,311.55x = 9,608,948,598,405,174
  5. Step 5: Solve for x
    x = 9,608,948,598,405,174/113,538,311.55
  6. Step 6: Final answer
    x = 84,631,772.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.