Home / 100,715,639.95-151,073,451.62-27,932,419.72

Finding the Fourth Proportional to 100,715,639.95, 151,073,451.62 and 27,932,419.72

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Solution

The fourth proportional to 100,715,639.95, 151,073,451.62 and 27,932,419.72 is: 41,898,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,715,639.95 : 151,073,451.62 = 27,932,419.72 : x
  2. Step 2: Convert to fraction form
    100,715,639.95/151,073,451.62 = 27,932,419.72/x
  3. Step 3: Cross multiply
    100,715,639.95x = 151,073,451.62 × 27,932,419.72
  4. Step 4: Simplify right side
    100,715,639.95x = 4,219,847,059,198,954
  5. Step 5: Solve for x
    x = 4,219,847,059,198,954/100,715,639.95
  6. Step 6: Final answer
    x = 41,898,627.28

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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.