Home / 409,536,023.10-614,304,034.65-256,481,015.10

Finding the Fourth Proportional to 409,536,023.10, 614,304,034.65 and 256,481,015.10

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Solution

The fourth proportional to 409,536,023.10, 614,304,034.65 and 256,481,015.10 is: 384,721,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,536,023.10 : 614,304,034.65 = 256,481,015.10 : x
  2. Step 2: Convert to fraction form
    409,536,023.10/614,304,034.65 = 256,481,015.10/x
  3. Step 3: Cross multiply
    409,536,023.10x = 614,304,034.65 × 256,481,015.10
  4. Step 4: Simplify right side
    409,536,023.10x = 157,557,322,387,057,568
  5. Step 5: Solve for x
    x = 157,557,322,387,057,568/409,536,023.10
  6. Step 6: Final answer
    x = 384,721,522.65

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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.