Home / 104,976,872.10-157,465,308.15-66,524,163.30

Finding the Fourth Proportional to 104,976,872.10, 157,465,308.15 and 66,524,163.30

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Solution

The fourth proportional to 104,976,872.10, 157,465,308.15 and 66,524,163.30 is: 99,786,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,872.10 : 157,465,308.15 = 66,524,163.30 : x
  2. Step 2: Convert to fraction form
    104,976,872.10/157,465,308.15 = 66,524,163.30/x
  3. Step 3: Cross multiply
    104,976,872.10x = 157,465,308.15 × 66,524,163.30
  4. Step 4: Simplify right side
    104,976,872.10x = 10,475,247,873,455,420
  5. Step 5: Solve for x
    x = 10,475,247,873,455,420/104,976,872.10
  6. Step 6: Final answer
    x = 99,786,244.95

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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.