Home / 299,386,446.30-449,079,669.45-276,991,566.30

Finding the Fourth Proportional to 299,386,446.30, 449,079,669.45 and 276,991,566.30

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Solution

The fourth proportional to 299,386,446.30, 449,079,669.45 and 276,991,566.30 is: 415,487,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,386,446.30 : 449,079,669.45 = 276,991,566.30 : x
  2. Step 2: Convert to fraction form
    299,386,446.30/449,079,669.45 = 276,991,566.30/x
  3. Step 3: Cross multiply
    299,386,446.30x = 449,079,669.45 × 276,991,566.30
  4. Step 4: Simplify right side
    299,386,446.30x = 124,391,281,034,441,760
  5. Step 5: Solve for x
    x = 124,391,281,034,441,760/299,386,446.30
  6. Step 6: Final answer
    x = 415,487,349.45

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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.