Home / 99,325,163.10-137,080,657.71-60,165,790.86

Finding the Fourth Proportional to 99,325,163.10, 137,080,657.71 and 60,165,790.86

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Solution

The fourth proportional to 99,325,163.10, 137,080,657.71 and 60,165,790.86 is: 83,036,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,325,163.10 : 137,080,657.71 = 60,165,790.86 : x
  2. Step 2: Convert to fraction form
    99,325,163.10/137,080,657.71 = 60,165,790.86/x
  3. Step 3: Cross multiply
    99,325,163.10x = 137,080,657.71 × 60,165,790.86
  4. Step 4: Simplify right side
    99,325,163.10x = 8,247,566,182,731,107
  5. Step 5: Solve for x
    x = 8,247,566,182,731,107/99,325,163.10
  6. Step 6: Final answer
    x = 83,036,019.53

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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.