Home / 157,419,614.70-217,308,727.53-101,692,206.90

Finding the Fourth Proportional to 157,419,614.70, 217,308,727.53 and 101,692,206.90

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Solution

The fourth proportional to 157,419,614.70, 217,308,727.53 and 101,692,206.90 is: 140,380,245.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,419,614.70 : 217,308,727.53 = 101,692,206.90 : x
  2. Step 2: Convert to fraction form
    157,419,614.70/217,308,727.53 = 101,692,206.90/x
  3. Step 3: Cross multiply
    157,419,614.70x = 217,308,727.53 × 101,692,206.90
  4. Step 4: Simplify right side
    157,419,614.70x = 22,098,604,081,156,488
  5. Step 5: Solve for x
    x = 22,098,604,081,156,488/157,419,614.70
  6. Step 6: Final answer
    x = 140,380,245.01

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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.