Home / 13,500,139,608.32-20,229,873,380.76-12,028,914,287.96

Finding the Fourth Proportional to 13,500,139,608.32, 20,229,873,380.76 and 12,028,914,287.96

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Solution

The fourth proportional to 13,500,139,608.32, 20,229,873,380.76 and 12,028,914,287.96 is: 18,025,251,590.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,139,608.32 : 20,229,873,380.76 = 12,028,914,287.96 : x
  2. Step 2: Convert to fraction form
    13,500,139,608.32/20,229,873,380.76 = 12,028,914,287.96/x
  3. Step 3: Cross multiply
    13,500,139,608.32x = 20,229,873,380.76 × 12,028,914,287.96
  4. Step 4: Simplify right side
    13,500,139,608.32x = 243,343,412,953,445,597,184
  5. Step 5: Solve for x
    x = 243,343,412,953,445,597,184/13,500,139,608.32
  6. Step 6: Final answer
    x = 18,025,251,590.99

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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.