Home / 80,288,948.20-110,798,157.54-43,619,820.52

Finding the Fourth Proportional to 80,288,948.20, 110,798,157.54 and 43,619,820.52

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Solution

The fourth proportional to 80,288,948.20, 110,798,157.54 and 43,619,820.52 is: 60,195,031.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,288,948.20 : 110,798,157.54 = 43,619,820.52 : x
  2. Step 2: Convert to fraction form
    80,288,948.20/110,798,157.54 = 43,619,820.52/x
  3. Step 3: Cross multiply
    80,288,948.20x = 110,798,157.54 × 43,619,820.52
  4. Step 4: Simplify right side
    80,288,948.20x = 4,832,995,745,841,485
  5. Step 5: Solve for x
    x = 4,832,995,745,841,485/80,288,948.20
  6. Step 6: Final answer
    x = 60,195,031.25

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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.