Home / 206,198,878.22-284,552,451.34-112,113,023.84

Finding the Fourth Proportional to 206,198,878.22, 284,552,451.34 and 112,113,023.84

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Solution

The fourth proportional to 206,198,878.22, 284,552,451.34 and 112,113,023.84 is: 154,714,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,198,878.22 : 284,552,451.34 = 112,113,023.84 : x
  2. Step 2: Convert to fraction form
    206,198,878.22/284,552,451.34 = 112,113,023.84/x
  3. Step 3: Cross multiply
    206,198,878.22x = 284,552,451.34 × 112,113,023.84
  4. Step 4: Simplify right side
    206,198,878.22x = 31,902,035,760,811,860
  5. Step 5: Solve for x
    x = 31,902,035,760,811,860/206,198,878.22
  6. Step 6: Final answer
    x = 154,714,885.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.