Home / 619,739,318.38-929,752,589.48-177,087,763.42

Finding the Fourth Proportional to 619,739,318.38, 929,752,589.48 and 177,087,763.42

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Solution

The fourth proportional to 619,739,318.38, 929,752,589.48 and 177,087,763.42 is: 265,672,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,739,318.38 : 929,752,589.48 = 177,087,763.42 : x
  2. Step 2: Convert to fraction form
    619,739,318.38/929,752,589.48 = 177,087,763.42/x
  3. Step 3: Cross multiply
    619,739,318.38x = 929,752,589.48 × 177,087,763.42
  4. Step 4: Simplify right side
    619,739,318.38x = 164,647,806,610,173,216
  5. Step 5: Solve for x
    x = 164,647,806,610,173,216/619,739,318.38
  6. Step 6: Final answer
    x = 265,672,681.60

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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.