Home / 80,418,061.74-120,607,163.57-22,910,831.12

Finding the Fourth Proportional to 80,418,061.74, 120,607,163.57 and 22,910,831.12

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Solution

The fourth proportional to 80,418,061.74, 120,607,163.57 and 22,910,831.12 is: 34,360,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,061.74 : 120,607,163.57 = 22,910,831.12 : x
  2. Step 2: Convert to fraction form
    80,418,061.74/120,607,163.57 = 22,910,831.12/x
  3. Step 3: Cross multiply
    80,418,061.74x = 120,607,163.57 × 22,910,831.12
  4. Step 4: Simplify right side
    80,418,061.74x = 2,763,210,356,414,486.50
  5. Step 5: Solve for x
    x = 2,763,210,356,414,486.50/80,418,061.74
  6. Step 6: Final answer
    x = 34,360,568.96

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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.