Home / 80,256,530.90-110,760,843.30-45,455,412.26

Finding the Fourth Proportional to 80,256,530.90, 110,760,843.30 and 45,455,412.26

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Solution

The fourth proportional to 80,256,530.90, 110,760,843.30 and 45,455,412.26 is: 62,732,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256,530.90 : 110,760,843.30 = 45,455,412.26 : x
  2. Step 2: Convert to fraction form
    80,256,530.90/110,760,843.30 = 45,455,412.26/x
  3. Step 3: Cross multiply
    80,256,530.90x = 110,760,843.30 × 45,455,412.26
  4. Step 4: Simplify right side
    80,256,530.90x = 5,034,679,794,466,758
  5. Step 5: Solve for x
    x = 5,034,679,794,466,758/80,256,530.90
  6. Step 6: Final answer
    x = 62,732,337.64

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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.