Home / 91,346,151.53-126,060,167.79-51,659,616.96

Finding the Fourth Proportional to 91,346,151.53, 126,060,167.79 and 51,659,616.96

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Solution

The fourth proportional to 91,346,151.53, 126,060,167.79 and 51,659,616.96 is: 71,291,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,346,151.53 : 126,060,167.79 = 51,659,616.96 : x
  2. Step 2: Convert to fraction form
    91,346,151.53/126,060,167.79 = 51,659,616.96/x
  3. Step 3: Cross multiply
    91,346,151.53x = 126,060,167.79 × 51,659,616.96
  4. Step 4: Simplify right side
    91,346,151.53x = 6,512,219,982,296,029
  5. Step 5: Solve for x
    x = 6,512,219,982,296,029/91,346,151.53
  6. Step 6: Final answer
    x = 71,291,673.19

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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.