Home / 906,523,478.60-1,359,785,217.90-361,656,048.20

Finding the Fourth Proportional to 906,523,478.60, 1,359,785,217.90 and 361,656,048.20

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Solution

The fourth proportional to 906,523,478.60, 1,359,785,217.90 and 361,656,048.20 is: 542,484,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,523,478.60 : 1,359,785,217.90 = 361,656,048.20 : x
  2. Step 2: Convert to fraction form
    906,523,478.60/1,359,785,217.90 = 361,656,048.20/x
  3. Step 3: Cross multiply
    906,523,478.60x = 1,359,785,217.90 × 361,656,048.20
  4. Step 4: Simplify right side
    906,523,478.60x = 491,774,548,306,489,920
  5. Step 5: Solve for x
    x = 491,774,548,306,489,920/906,523,478.60
  6. Step 6: Final answer
    x = 542,484,072.30

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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.