Home / 110,767,750.80-166,151,626.20-74,488,045.20

Finding the Fourth Proportional to 110,767,750.80, 166,151,626.20 and 74,488,045.20

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Solution

The fourth proportional to 110,767,750.80, 166,151,626.20 and 74,488,045.20 is: 111,732,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,767,750.80 : 166,151,626.20 = 74,488,045.20 : x
  2. Step 2: Convert to fraction form
    110,767,750.80/166,151,626.20 = 74,488,045.20/x
  3. Step 3: Cross multiply
    110,767,750.80x = 166,151,626.20 × 74,488,045.20
  4. Step 4: Simplify right side
    110,767,750.80x = 12,376,309,842,439,104
  5. Step 5: Solve for x
    x = 12,376,309,842,439,104/110,767,750.80
  6. Step 6: Final answer
    x = 111,732,067.80

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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.