Home / 730,644,919.38-1,008,436,469.70-433,452,122.51

Finding the Fourth Proportional to 730,644,919.38, 1,008,436,469.70 and 433,452,122.51

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Solution

The fourth proportional to 730,644,919.38, 1,008,436,469.70 and 433,452,122.51 is: 598,250,828.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,644,919.38 : 1,008,436,469.70 = 433,452,122.51 : x
  2. Step 2: Convert to fraction form
    730,644,919.38/1,008,436,469.70 = 433,452,122.51/x
  3. Step 3: Cross multiply
    730,644,919.38x = 1,008,436,469.70 × 433,452,122.51
  4. Step 4: Simplify right side
    730,644,919.38x = 437,108,928,202,914,112
  5. Step 5: Solve for x
    x = 437,108,928,202,914,112/730,644,919.38
  6. Step 6: Final answer
    x = 598,250,828.29

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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.