Home / 86,340,097.29-129,577,305.06-60,262,989.69

Finding the Fourth Proportional to 86,340,097.29, 129,577,305.06 and 60,262,989.69

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Solution

The fourth proportional to 86,340,097.29, 129,577,305.06 and 60,262,989.69 is: 90,441,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,340,097.29 : 129,577,305.06 = 60,262,989.69 : x
  2. Step 2: Convert to fraction form
    86,340,097.29/129,577,305.06 = 60,262,989.69/x
  3. Step 3: Cross multiply
    86,340,097.29x = 129,577,305.06 × 60,262,989.69
  4. Step 4: Simplify right side
    86,340,097.29x = 7,808,715,798,888,765
  5. Step 5: Solve for x
    x = 7,808,715,798,888,765/86,340,097.29
  6. Step 6: Final answer
    x = 90,441,359.74

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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.