Home / 109,159,200.81-150,652,906.65-62,127,709.92

Finding the Fourth Proportional to 109,159,200.81, 150,652,906.65 and 62,127,709.92

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Solution

The fourth proportional to 109,159,200.81, 150,652,906.65 and 62,127,709.92 is: 85,743,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,159,200.81 : 150,652,906.65 = 62,127,709.92 : x
  2. Step 2: Convert to fraction form
    109,159,200.81/150,652,906.65 = 62,127,709.92/x
  3. Step 3: Cross multiply
    109,159,200.81x = 150,652,906.65 × 62,127,709.92
  4. Step 4: Simplify right side
    109,159,200.81x = 9,359,720,082,956,040
  5. Step 5: Solve for x
    x = 9,359,720,082,956,040/109,159,200.81
  6. Step 6: Final answer
    x = 85,743,757.86

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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.