Home / 2,642,003,999.10-3,963,005,998.65-801,753,723.90

Finding the Fourth Proportional to 2,642,003,999.10, 3,963,005,998.65 and 801,753,723.90

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Solution

The fourth proportional to 2,642,003,999.10, 3,963,005,998.65 and 801,753,723.90 is: 1,202,630,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,003,999.10 : 3,963,005,998.65 = 801,753,723.90 : x
  2. Step 2: Convert to fraction form
    2,642,003,999.10/3,963,005,998.65 = 801,753,723.90/x
  3. Step 3: Cross multiply
    2,642,003,999.10x = 3,963,005,998.65 × 801,753,723.90
  4. Step 4: Simplify right side
    2,642,003,999.10x = 3,177,354,817,255,675,904
  5. Step 5: Solve for x
    x = 3,177,354,817,255,675,904/2,642,003,999.10
  6. Step 6: Final answer
    x = 1,202,630,585.85

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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.