Home / 80,011,841.10-110,434,103.71-48,643,224.65

Finding the Fourth Proportional to 80,011,841.10, 110,434,103.71 and 48,643,224.65

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Solution

The fourth proportional to 80,011,841.10, 110,434,103.71 and 48,643,224.65 is: 67,138,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,011,841.10 : 110,434,103.71 = 48,643,224.65 : x
  2. Step 2: Convert to fraction form
    80,011,841.10/110,434,103.71 = 48,643,224.65/x
  3. Step 3: Cross multiply
    80,011,841.10x = 110,434,103.71 × 48,643,224.65
  4. Step 4: Simplify right side
    80,011,841.10x = 5,371,870,915,819,798
  5. Step 5: Solve for x
    x = 5,371,870,915,819,798/80,011,841.10
  6. Step 6: Final answer
    x = 67,138,449.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.