Home / 8,404,992,000.80-12,607,488,001.20-3,818,520,576.80

Finding the Fourth Proportional to 8,404,992,000.80, 12,607,488,001.20 and 3,818,520,576.80

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Solution

The fourth proportional to 8,404,992,000.80, 12,607,488,001.20 and 3,818,520,576.80 is: 5,727,780,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404,992,000.80 : 12,607,488,001.20 = 3,818,520,576.80 : x
  2. Step 2: Convert to fraction form
    8,404,992,000.80/12,607,488,001.20 = 3,818,520,576.80/x
  3. Step 3: Cross multiply
    8,404,992,000.80x = 12,607,488,001.20 × 3,818,520,576.80
  4. Step 4: Simplify right side
    8,404,992,000.80x = 48,141,952,354,341,306,368
  5. Step 5: Solve for x
    x = 48,141,952,354,341,306,368/8,404,992,000.80
  6. Step 6: Final answer
    x = 5,727,780,865.20

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Double scale
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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.