Home / 854,613,422.80-1,281,920,134.20-596,120,520.40

Finding the Fourth Proportional to 854,613,422.80, 1,281,920,134.20 and 596,120,520.40

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Solution

The fourth proportional to 854,613,422.80, 1,281,920,134.20 and 596,120,520.40 is: 894,180,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,613,422.80 : 1,281,920,134.20 = 596,120,520.40 : x
  2. Step 2: Convert to fraction form
    854,613,422.80/1,281,920,134.20 = 596,120,520.40/x
  3. Step 3: Cross multiply
    854,613,422.80x = 1,281,920,134.20 × 596,120,520.40
  4. Step 4: Simplify right side
    854,613,422.80x = 764,178,897,510,541,824
  5. Step 5: Solve for x
    x = 764,178,897,510,541,824/854,613,422.80
  6. Step 6: Final answer
    x = 894,180,780.60

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1.5x scale

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.