Home / 99,924,301.53-137,933,588.75-65,125,457.37

Finding the Fourth Proportional to 99,924,301.53, 137,933,588.75 and 65,125,457.37

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Solution

The fourth proportional to 99,924,301.53, 137,933,588.75 and 65,125,457.37 is: 89,897,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,924,301.53 : 137,933,588.75 = 65,125,457.37 : x
  2. Step 2: Convert to fraction form
    99,924,301.53/137,933,588.75 = 65,125,457.37/x
  3. Step 3: Cross multiply
    99,924,301.53x = 137,933,588.75 × 65,125,457.37
  4. Step 4: Simplify right side
    99,924,301.53x = 8,982,988,053,703,609
  5. Step 5: Solve for x
    x = 8,982,988,053,703,609/99,924,301.53
  6. Step 6: Final answer
    x = 89,897,931.90

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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.