Home / 345,073,759.12-476,242,650.85-194,371,375.06

Finding the Fourth Proportional to 345,073,759.12, 476,242,650.85 and 194,371,375.06

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Solution

The fourth proportional to 345,073,759.12, 476,242,650.85 and 194,371,375.06 is: 268,255,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,073,759.12 : 476,242,650.85 = 194,371,375.06 : x
  2. Step 2: Convert to fraction form
    345,073,759.12/476,242,650.85 = 194,371,375.06/x
  3. Step 3: Cross multiply
    345,073,759.12x = 476,242,650.85 × 194,371,375.06
  4. Step 4: Simplify right side
    345,073,759.12x = 92,567,938,907,933,984
  5. Step 5: Solve for x
    x = 92,567,938,907,933,984/345,073,759.12
  6. Step 6: Final answer
    x = 268,255,514.83

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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.