Home / 363,487,016.10-545,230,524.15-218,368,193.70

Finding the Fourth Proportional to 363,487,016.10, 545,230,524.15 and 218,368,193.70

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Solution

The fourth proportional to 363,487,016.10, 545,230,524.15 and 218,368,193.70 is: 327,552,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,487,016.10 : 545,230,524.15 = 218,368,193.70 : x
  2. Step 2: Convert to fraction form
    363,487,016.10/545,230,524.15 = 218,368,193.70/x
  3. Step 3: Cross multiply
    363,487,016.10x = 545,230,524.15 × 218,368,193.70
  4. Step 4: Simplify right side
    363,487,016.10x = 119,061,004,708,739,712
  5. Step 5: Solve for x
    x = 119,061,004,708,739,712/363,487,016.10
  6. Step 6: Final answer
    x = 327,552,290.55

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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.