Home / 99,325,164.10-137,080,659.09-60,165,791.86

Finding the Fourth Proportional to 99,325,164.10, 137,080,659.09 and 60,165,791.86

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Solution

The fourth proportional to 99,325,164.10, 137,080,659.09 and 60,165,791.86 is: 83,036,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,325,164.10 : 137,080,659.09 = 60,165,791.86 : x
  2. Step 2: Convert to fraction form
    99,325,164.10/137,080,659.09 = 60,165,791.86/x
  3. Step 3: Cross multiply
    99,325,164.10x = 137,080,659.09 × 60,165,791.86
  4. Step 4: Simplify right side
    99,325,164.10x = 8,247,566,402,840,557
  5. Step 5: Solve for x
    x = 8,247,566,402,840,557/99,325,164.10
  6. Step 6: Final answer
    x = 83,036,020.91

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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.