Home / 138,962,593.68-208,445,664.48-36,725,748

Finding the Fourth Proportional to 138,962,593.68, 208,445,664.48 and 36,725,748

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Solution

The fourth proportional to 138,962,593.68, 208,445,664.48 and 36,725,748 is: 55,089,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,962,593.68 : 208,445,664.48 = 36,725,748 : x
  2. Step 2: Convert to fraction form
    138,962,593.68/208,445,664.48 = 36,725,748/x
  3. Step 3: Cross multiply
    138,962,593.68x = 208,445,664.48 × 36,725,748
  4. Step 4: Simplify right side
    138,962,593.68x = 7,655,322,945,385,031
  5. Step 5: Solve for x
    x = 7,655,322,945,385,031/138,962,593.68
  6. Step 6: Final answer
    x = 55,089,090.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.