Home / 193,556,729.25-267,107,480.82-105,450,452.64

Finding the Fourth Proportional to 193,556,729.25, 267,107,480.82 and 105,450,452.64

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Solution

The fourth proportional to 193,556,729.25, 267,107,480.82 and 105,450,452.64 is: 145,521,185.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,556,729.25 : 267,107,480.82 = 105,450,452.64 : x
  2. Step 2: Convert to fraction form
    193,556,729.25/267,107,480.82 = 105,450,452.64/x
  3. Step 3: Cross multiply
    193,556,729.25x = 267,107,480.82 × 105,450,452.64
  4. Step 4: Simplify right side
    193,556,729.25x = 28,166,604,755,999,116
  5. Step 5: Solve for x
    x = 28,166,604,755,999,116/193,556,729.25
  6. Step 6: Final answer
    x = 145,521,185.78

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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.