Home / 267,264,752.80-400,897,129.20-85,530,301.60

Finding the Fourth Proportional to 267,264,752.80, 400,897,129.20 and 85,530,301.60

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Solution

The fourth proportional to 267,264,752.80, 400,897,129.20 and 85,530,301.60 is: 128,295,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,264,752.80 : 400,897,129.20 = 85,530,301.60 : x
  2. Step 2: Convert to fraction form
    267,264,752.80/400,897,129.20 = 85,530,301.60/x
  3. Step 3: Cross multiply
    267,264,752.80x = 400,897,129.20 × 85,530,301.60
  4. Step 4: Simplify right side
    267,264,752.80x = 34,288,852,371,050,164
  5. Step 5: Solve for x
    x = 34,288,852,371,050,164/267,264,752.80
  6. Step 6: Final answer
    x = 128,295,452.40

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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.