Home / 115,924,799.53-159,976,571.69-63,719,184.97

Finding the Fourth Proportional to 115,924,799.53, 159,976,571.69 and 63,719,184.97

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Solution

The fourth proportional to 115,924,799.53, 159,976,571.69 and 63,719,184.97 is: 87,932,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,924,799.53 : 159,976,571.69 = 63,719,184.97 : x
  2. Step 2: Convert to fraction form
    115,924,799.53/159,976,571.69 = 63,719,184.97/x
  3. Step 3: Cross multiply
    115,924,799.53x = 159,976,571.69 × 63,719,184.97
  4. Step 4: Simplify right side
    115,924,799.53x = 10,193,576,762,381,576
  5. Step 5: Solve for x
    x = 10,193,576,762,381,576/115,924,799.53
  6. Step 6: Final answer
    x = 87,932,666.73

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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.