Home / 110,902,761.52-153,035,540.24-61,342,068.64

Finding the Fourth Proportional to 110,902,761.52, 153,035,540.24 and 61,342,068.64

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Solution

The fourth proportional to 110,902,761.52, 153,035,540.24 and 61,342,068.64 is: 84,646,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,902,761.52 : 153,035,540.24 = 61,342,068.64 : x
  2. Step 2: Convert to fraction form
    110,902,761.52/153,035,540.24 = 61,342,068.64/x
  3. Step 3: Cross multiply
    110,902,761.52x = 153,035,540.24 × 61,342,068.64
  4. Step 4: Simplify right side
    110,902,761.52x = 9,387,516,613,761,562
  5. Step 5: Solve for x
    x = 9,387,516,613,761,562/110,902,761.52
  6. Step 6: Final answer
    x = 84,646,373.86

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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.