Home / 98,482,983.66-135,923,393.66-57,253,790.88

Finding the Fourth Proportional to 98,482,983.66, 135,923,393.66 and 57,253,790.88

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Solution

The fourth proportional to 98,482,983.66, 135,923,393.66 and 57,253,790.88 is: 79,020,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,482,983.66 : 135,923,393.66 = 57,253,790.88 : x
  2. Step 2: Convert to fraction form
    98,482,983.66/135,923,393.66 = 57,253,790.88/x
  3. Step 3: Cross multiply
    98,482,983.66x = 135,923,393.66 × 57,253,790.88
  4. Step 4: Simplify right side
    98,482,983.66x = 7,782,129,556,023,289
  5. Step 5: Solve for x
    x = 7,782,129,556,023,289/98,482,983.66
  6. Step 6: Final answer
    x = 79,020,042.52

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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.