Home / 108,589,881.24-162,884,854.26-31,912,909.56

Finding the Fourth Proportional to 108,589,881.24, 162,884,854.26 and 31,912,909.56

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Solution

The fourth proportional to 108,589,881.24, 162,884,854.26 and 31,912,909.56 is: 47,869,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,589,881.24 : 162,884,854.26 = 31,912,909.56 : x
  2. Step 2: Convert to fraction form
    108,589,881.24/162,884,854.26 = 31,912,909.56/x
  3. Step 3: Cross multiply
    108,589,881.24x = 162,884,854.26 × 31,912,909.56
  4. Step 4: Simplify right side
    108,589,881.24x = 5,198,129,622,693,160
  5. Step 5: Solve for x
    x = 5,198,129,622,693,160/108,589,881.24
  6. Step 6: Final answer
    x = 47,869,373.86

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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.