Home / 449,129,442.47-673,935,347.28-186,994,956.65

Finding the Fourth Proportional to 449,129,442.47, 673,935,347.28 and 186,994,956.65

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Solution

The fourth proportional to 449,129,442.47, 673,935,347.28 and 186,994,956.65 is: 280,592,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,129,442.47 : 673,935,347.28 = 186,994,956.65 : x
  2. Step 2: Convert to fraction form
    449,129,442.47/673,935,347.28 = 186,994,956.65/x
  3. Step 3: Cross multiply
    449,129,442.47x = 673,935,347.28 × 186,994,956.65
  4. Step 4: Simplify right side
    449,129,442.47x = 126,022,511,049,526,288
  5. Step 5: Solve for x
    x = 126,022,511,049,526,288/449,129,442.47
  6. Step 6: Final answer
    x = 280,592,851.71

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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.