Home / 138,962,614.68-208,445,695.98-36,725,769

Finding the Fourth Proportional to 138,962,614.68, 208,445,695.98 and 36,725,769

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Solution

The fourth proportional to 138,962,614.68, 208,445,695.98 and 36,725,769 is: 55,089,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,962,614.68 : 208,445,695.98 = 36,725,769 : x
  2. Step 2: Convert to fraction form
    138,962,614.68/208,445,695.98 = 36,725,769/x
  3. Step 3: Cross multiply
    138,962,614.68x = 208,445,695.98 × 36,725,769
  4. Step 4: Simplify right side
    138,962,614.68x = 7,655,328,479,605,708
  5. Step 5: Solve for x
    x = 7,655,328,479,605,708/138,962,614.68
  6. Step 6: Final answer
    x = 55,089,122.33

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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.