Home / 198,427,301.17-297,621,708.20-60,254,105.10

Finding the Fourth Proportional to 198,427,301.17, 297,621,708.20 and 60,254,105.10

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Solution

The fourth proportional to 198,427,301.17, 297,621,708.20 and 60,254,105.10 is: 90,375,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,427,301.17 : 297,621,708.20 = 60,254,105.10 : x
  2. Step 2: Convert to fraction form
    198,427,301.17/297,621,708.20 = 60,254,105.10/x
  3. Step 3: Cross multiply
    198,427,301.17x = 297,621,708.20 × 60,254,105.10
  4. Step 4: Simplify right side
    198,427,301.17x = 17,932,929,685,924,332
  5. Step 5: Solve for x
    x = 17,932,929,685,924,332/198,427,301.17
  6. Step 6: Final answer
    x = 90,375,314.18

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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.