Home / 1,722,176,419.78-2,581,165,954.40-892,672,749.12

Finding the Fourth Proportional to 1,722,176,419.78, 2,581,165,954.40 and 892,672,749.12

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Solution

The fourth proportional to 1,722,176,419.78, 2,581,165,954.40 and 892,672,749.12 is: 1,337,921,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,176,419.78 : 2,581,165,954.40 = 892,672,749.12 : x
  2. Step 2: Convert to fraction form
    1,722,176,419.78/2,581,165,954.40 = 892,672,749.12/x
  3. Step 3: Cross multiply
    1,722,176,419.78x = 2,581,165,954.40 × 892,672,749.12
  4. Step 4: Simplify right side
    1,722,176,419.78x = 2,304,136,508,449,196,544
  5. Step 5: Solve for x
    x = 2,304,136,508,449,196,544/1,722,176,419.78
  6. Step 6: Final answer
    x = 1,337,921,296.56

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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.