Home / 8,451,677,650.69-12,679,970,124.19-3,406,930,664.70

Finding the Fourth Proportional to 8,451,677,650.69, 12,679,970,124.19 and 3,406,930,664.70

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Solution

The fourth proportional to 8,451,677,650.69, 12,679,970,124.19 and 3,406,930,664.70 is: 5,111,385,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451,677,650.69 : 12,679,970,124.19 = 3,406,930,664.70 : x
  2. Step 2: Convert to fraction form
    8,451,677,650.69/12,679,970,124.19 = 3,406,930,664.70/x
  3. Step 3: Cross multiply
    8,451,677,650.69x = 12,679,970,124.19 × 3,406,930,664.70
  4. Step 4: Simplify right side
    8,451,677,650.69x = 43,199,779,043,630,964,736
  5. Step 5: Solve for x
    x = 43,199,779,043,630,964,736/8,451,677,650.69
  6. Step 6: Final answer
    x = 5,111,385,079.87

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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.