Home / 83,934,102-125,761,965.36-51,045,190.86

Finding the Fourth Proportional to 83,934,102, 125,761,965.36 and 51,045,190.86

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Solution

The fourth proportional to 83,934,102, 125,761,965.36 and 51,045,190.86 is: 76,483,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,934,102 : 125,761,965.36 = 51,045,190.86 : x
  2. Step 2: Convert to fraction form
    83,934,102/125,761,965.36 = 51,045,190.86/x
  3. Step 3: Cross multiply
    83,934,102x = 125,761,965.36 × 51,045,190.86
  4. Step 4: Simplify right side
    83,934,102x = 6,419,543,524,729,909
  5. Step 5: Solve for x
    x = 6,419,543,524,729,909/83,934,102
  6. Step 6: Final answer
    x = 76,483,138.22

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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.