Home / 269,420,862.90-404,131,294.35-242,157,939.60

Finding the Fourth Proportional to 269,420,862.90, 404,131,294.35 and 242,157,939.60

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Solution

The fourth proportional to 269,420,862.90, 404,131,294.35 and 242,157,939.60 is: 363,236,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,420,862.90 : 404,131,294.35 = 242,157,939.60 : x
  2. Step 2: Convert to fraction form
    269,420,862.90/404,131,294.35 = 242,157,939.60/x
  3. Step 3: Cross multiply
    269,420,862.90x = 404,131,294.35 × 242,157,939.60
  4. Step 4: Simplify right side
    269,420,862.90x = 97,863,601,567,677,120
  5. Step 5: Solve for x
    x = 97,863,601,567,677,120/269,420,862.90
  6. Step 6: Final answer
    x = 363,236,909.40

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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.