Home / 8,508,114,991.20-12,760,895,978.64-2,691,268,860

Finding the Fourth Proportional to 8,508,114,991.20, 12,760,895,978.64 and 2,691,268,860

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Solution

The fourth proportional to 8,508,114,991.20, 12,760,895,978.64 and 2,691,268,860 is: 4,036,499,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,114,991.20 : 12,760,895,978.64 = 2,691,268,860 : x
  2. Step 2: Convert to fraction form
    8,508,114,991.20/12,760,895,978.64 = 2,691,268,860/x
  3. Step 3: Cross multiply
    8,508,114,991.20x = 12,760,895,978.64 × 2,691,268,860
  4. Step 4: Simplify right side
    8,508,114,991.20x = 34,343,001,973,013,057,536
  5. Step 5: Solve for x
    x = 34,343,001,973,013,057,536/8,508,114,991.20
  6. Step 6: Final answer
    x = 4,036,499,507.65

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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.