Home / 79,949,146.14-119,923,704.08-43,588,113.30

Finding the Fourth Proportional to 79,949,146.14, 119,923,704.08 and 43,588,113.30

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Solution

The fourth proportional to 79,949,146.14, 119,923,704.08 and 43,588,113.30 is: 65,382,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,949,146.14 : 119,923,704.08 = 43,588,113.30 : x
  2. Step 2: Convert to fraction form
    79,949,146.14/119,923,704.08 = 43,588,113.30/x
  3. Step 3: Cross multiply
    79,949,146.14x = 119,923,704.08 × 43,588,113.30
  4. Step 4: Simplify right side
    79,949,146.14x = 5,227,248,000,794,712
  5. Step 5: Solve for x
    x = 5,227,248,000,794,712/79,949,146.14
  6. Step 6: Final answer
    x = 65,382,161.70

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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.