Home / 86,340,098.29-129,577,306.56-60,262,990.69

Finding the Fourth Proportional to 86,340,098.29, 129,577,306.56 and 60,262,990.69

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Solution

The fourth proportional to 86,340,098.29, 129,577,306.56 and 60,262,990.69 is: 90,441,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,340,098.29 : 129,577,306.56 = 60,262,990.69 : x
  2. Step 2: Convert to fraction form
    86,340,098.29/129,577,306.56 = 60,262,990.69/x
  3. Step 3: Cross multiply
    86,340,098.29x = 129,577,306.56 × 60,262,990.69
  4. Step 4: Simplify right side
    86,340,098.29x = 7,808,716,018,860,556
  5. Step 5: Solve for x
    x = 7,808,716,018,860,556/86,340,098.29
  6. Step 6: Final answer
    x = 90,441,361.24

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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.