Home / 158,681,835.47-237,914,090.29-80,807,997.87

Finding the Fourth Proportional to 158,681,835.47, 237,914,090.29 and 80,807,997.87

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Solution

The fourth proportional to 158,681,835.47, 237,914,090.29 and 80,807,997.87 is: 121,156,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,835.47 : 237,914,090.29 = 80,807,997.87 : x
  2. Step 2: Convert to fraction form
    158,681,835.47/237,914,090.29 = 80,807,997.87/x
  3. Step 3: Cross multiply
    158,681,835.47x = 237,914,090.29 × 80,807,997.87
  4. Step 4: Simplify right side
    158,681,835.47x = 19,225,361,301,498,320
  5. Step 5: Solve for x
    x = 19,225,361,301,498,320/158,681,835.47
  6. Step 6: Final answer
    x = 121,156,660.71

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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.