Home / 80,646,720.30-120,970,080.45-26,794,032.30

Finding the Fourth Proportional to 80,646,720.30, 120,970,080.45 and 26,794,032.30

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Solution

The fourth proportional to 80,646,720.30, 120,970,080.45 and 26,794,032.30 is: 40,191,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,646,720.30 : 120,970,080.45 = 26,794,032.30 : x
  2. Step 2: Convert to fraction form
    80,646,720.30/120,970,080.45 = 26,794,032.30/x
  3. Step 3: Cross multiply
    80,646,720.30x = 120,970,080.45 × 26,794,032.30
  4. Step 4: Simplify right side
    80,646,720.30x = 3,241,276,242,910,898.50
  5. Step 5: Solve for x
    x = 3,241,276,242,910,898.50/80,646,720.30
  6. Step 6: Final answer
    x = 40,191,048.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.