Home / 73,144,410.30-109,716,615.45-66,448,253.70

Finding the Fourth Proportional to 73,144,410.30, 109,716,615.45 and 66,448,253.70

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Solution

The fourth proportional to 73,144,410.30, 109,716,615.45 and 66,448,253.70 is: 99,672,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,144,410.30 : 109,716,615.45 = 66,448,253.70 : x
  2. Step 2: Convert to fraction form
    73,144,410.30/109,716,615.45 = 66,448,253.70/x
  3. Step 3: Cross multiply
    73,144,410.30x = 109,716,615.45 × 66,448,253.70
  4. Step 4: Simplify right side
    73,144,410.30x = 7,290,477,498,526,940
  5. Step 5: Solve for x
    x = 7,290,477,498,526,940/73,144,410.30
  6. Step 6: Final answer
    x = 99,672,380.55

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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.