Home / 206,198,882.72-284,552,457.64-112,113,028.44

Finding the Fourth Proportional to 206,198,882.72, 284,552,457.64 and 112,113,028.44

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Solution

The fourth proportional to 206,198,882.72, 284,552,457.64 and 112,113,028.44 is: 154,714,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,198,882.72 : 284,552,457.64 = 112,113,028.44 : x
  2. Step 2: Convert to fraction form
    206,198,882.72/284,552,457.64 = 112,113,028.44/x
  3. Step 3: Cross multiply
    206,198,882.72x = 284,552,457.64 × 112,113,028.44
  4. Step 4: Simplify right side
    206,198,882.72x = 31,902,037,776,065,212
  5. Step 5: Solve for x
    x = 31,902,037,776,065,212/206,198,882.72
  6. Step 6: Final answer
    x = 154,714,891.54

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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.