Home / 75,080,451.54-112,663,280.67-40,536,393.30

Finding the Fourth Proportional to 75,080,451.54, 112,663,280.67 and 40,536,393.30

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Solution

The fourth proportional to 75,080,451.54, 112,663,280.67 and 40,536,393.30 is: 60,827,591.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080,451.54 : 112,663,280.67 = 40,536,393.30 : x
  2. Step 2: Convert to fraction form
    75,080,451.54/112,663,280.67 = 40,536,393.30/x
  3. Step 3: Cross multiply
    75,080,451.54x = 112,663,280.67 × 40,536,393.30
  4. Step 4: Simplify right side
    75,080,451.54x = 4,566,963,055,707,407
  5. Step 5: Solve for x
    x = 4,566,963,055,707,407/75,080,451.54
  6. Step 6: Final answer
    x = 60,827,591.76

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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.