Home / 8,451,677,654.95-12,679,970,130.57-3,406,930,668.97

Finding the Fourth Proportional to 8,451,677,654.95, 12,679,970,130.57 and 3,406,930,668.97

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Solution

The fourth proportional to 8,451,677,654.95, 12,679,970,130.57 and 3,406,930,668.97 is: 5,111,385,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451,677,654.95 : 12,679,970,130.57 = 3,406,930,668.97 : x
  2. Step 2: Convert to fraction form
    8,451,677,654.95/12,679,970,130.57 = 3,406,930,668.97/x
  3. Step 3: Cross multiply
    8,451,677,654.95x = 12,679,970,130.57 × 3,406,930,668.97
  4. Step 4: Simplify right side
    8,451,677,654.95x = 43,199,779,119,462,465,536
  5. Step 5: Solve for x
    x = 43,199,779,119,462,465,536/8,451,677,654.95
  6. Step 6: Final answer
    x = 5,111,385,086.27

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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.