Home / 304,335,077.34-419,983,220.78-165,105,839.10

Finding the Fourth Proportional to 304,335,077.34, 419,983,220.78 and 165,105,839.10

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Solution

The fourth proportional to 304,335,077.34, 419,983,220.78 and 165,105,839.10 is: 227,846,499.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,335,077.34 : 419,983,220.78 = 165,105,839.10 : x
  2. Step 2: Convert to fraction form
    304,335,077.34/419,983,220.78 = 165,105,839.10/x
  3. Step 3: Cross multiply
    304,335,077.34x = 419,983,220.78 × 165,105,839.10
  4. Step 4: Simplify right side
    304,335,077.34x = 69,341,682,073,976,920
  5. Step 5: Solve for x
    x = 69,341,682,073,976,920/304,335,077.34
  6. Step 6: Final answer
    x = 227,846,499.59

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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.