Home / 461,489,812.33-692,344,844.40-150,598,006.72

Finding the Fourth Proportional to 461,489,812.33, 692,344,844.40 and 150,598,006.72

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Solution

The fourth proportional to 461,489,812.33, 692,344,844.40 and 150,598,006.72 is: 225,932,947.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,489,812.33 : 692,344,844.40 = 150,598,006.72 : x
  2. Step 2: Convert to fraction form
    461,489,812.33/692,344,844.40 = 150,598,006.72/x
  3. Step 3: Cross multiply
    461,489,812.33x = 692,344,844.40 × 150,598,006.72
  4. Step 4: Simplify right side
    461,489,812.33x = 104,265,753,526,670,144
  5. Step 5: Solve for x
    x = 104,265,753,526,670,144/461,489,812.33
  6. Step 6: Final answer
    x = 225,932,947.47

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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.