Home / 157,419,578.36-217,308,677.37-101,692,170.74

Finding the Fourth Proportional to 157,419,578.36, 217,308,677.37 and 101,692,170.74

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Solution

The fourth proportional to 157,419,578.36, 217,308,677.37 and 101,692,170.74 is: 140,380,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,419,578.36 : 217,308,677.37 = 101,692,170.74 : x
  2. Step 2: Convert to fraction form
    157,419,578.36/217,308,677.37 = 101,692,170.74/x
  3. Step 3: Cross multiply
    157,419,578.36x = 217,308,677.37 × 101,692,170.74
  4. Step 4: Simplify right side
    157,419,578.36x = 22,098,591,122,393,612
  5. Step 5: Solve for x
    x = 22,098,591,122,393,612/157,419,578.36
  6. Step 6: Final answer
    x = 140,380,195.10

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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.