Home / 605,635,327.88-908,460,200.82-168,909,440.66

Finding the Fourth Proportional to 605,635,327.88, 908,460,200.82 and 168,909,440.66

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Solution

The fourth proportional to 605,635,327.88, 908,460,200.82 and 168,909,440.66 is: 253,366,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,635,327.88 : 908,460,200.82 = 168,909,440.66 : x
  2. Step 2: Convert to fraction form
    605,635,327.88/908,460,200.82 = 168,909,440.66/x
  3. Step 3: Cross multiply
    605,635,327.88x = 908,460,200.82 × 168,909,440.66
  4. Step 4: Simplify right side
    605,635,327.88x = 153,447,504,382,377,472
  5. Step 5: Solve for x
    x = 153,447,504,382,377,472/605,635,327.88
  6. Step 6: Final answer
    x = 253,366,171.55

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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.