Home / 86,007,177.50-129,018,197.63-23,758,470.05

Finding the Fourth Proportional to 86,007,177.50, 129,018,197.63 and 23,758,470.05

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Solution

The fourth proportional to 86,007,177.50, 129,018,197.63 and 23,758,470.05 is: 35,639,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,007,177.50 : 129,018,197.63 = 23,758,470.05 : x
  2. Step 2: Convert to fraction form
    86,007,177.50/129,018,197.63 = 23,758,470.05/x
  3. Step 3: Cross multiply
    86,007,177.50x = 129,018,197.63 × 23,758,470.05
  4. Step 4: Simplify right side
    86,007,177.50x = 3,065,274,983,711,641
  5. Step 5: Solve for x
    x = 3,065,274,983,711,641/86,007,177.50
  6. Step 6: Final answer
    x = 35,639,757.90

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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.