Home / 86,233,990.86-129,371,375.07-27,941,572.58

Finding the Fourth Proportional to 86,233,990.86, 129,371,375.07 and 27,941,572.58

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Solution

The fourth proportional to 86,233,990.86, 129,371,375.07 and 27,941,572.58 is: 41,918,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,233,990.86 : 129,371,375.07 = 27,941,572.58 : x
  2. Step 2: Convert to fraction form
    86,233,990.86/129,371,375.07 = 27,941,572.58/x
  3. Step 3: Cross multiply
    86,233,990.86x = 129,371,375.07 × 27,941,572.58
  4. Step 4: Simplify right side
    86,233,990.86x = 3,614,839,665,645,950.50
  5. Step 5: Solve for x
    x = 3,614,839,665,645,950.50/86,233,990.86
  6. Step 6: Final answer
    x = 41,918,965.24

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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.