Home / 3,386,132,652.24-5,079,853,078.80-1,287,445,882.56

Finding the Fourth Proportional to 3,386,132,652.24, 5,079,853,078.80 and 1,287,445,882.56

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Solution

The fourth proportional to 3,386,132,652.24, 5,079,853,078.80 and 1,287,445,882.56 is: 1,931,417,520.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,132,652.24 : 5,079,853,078.80 = 1,287,445,882.56 : x
  2. Step 2: Convert to fraction form
    3,386,132,652.24/5,079,853,078.80 = 1,287,445,882.56/x
  3. Step 3: Cross multiply
    3,386,132,652.24x = 5,079,853,078.80 × 1,287,445,882.56
  4. Step 4: Simplify right side
    3,386,132,652.24x = 6,540,035,930,310,799,360
  5. Step 5: Solve for x
    x = 6,540,035,930,310,799,360/3,386,132,652.24
  6. Step 6: Final answer
    x = 1,931,417,520.22

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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.