Home / 80,256,528.90-110,760,840.54-45,455,410.26

Finding the Fourth Proportional to 80,256,528.90, 110,760,840.54 and 45,455,410.26

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Solution

The fourth proportional to 80,256,528.90, 110,760,840.54 and 45,455,410.26 is: 62,732,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256,528.90 : 110,760,840.54 = 45,455,410.26 : x
  2. Step 2: Convert to fraction form
    80,256,528.90/110,760,840.54 = 45,455,410.26/x
  3. Step 3: Cross multiply
    80,256,528.90x = 110,760,840.54 × 45,455,410.26
  4. Step 4: Simplify right side
    80,256,528.90x = 5,034,679,447,488,140
  5. Step 5: Solve for x
    x = 5,034,679,447,488,140/80,256,528.90
  6. Step 6: Final answer
    x = 62,732,334.88

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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.