Home / 215,560,854.21-323,336,638.89-60,110,520.45

Finding the Fourth Proportional to 215,560,854.21, 323,336,638.89 and 60,110,520.45

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Solution

The fourth proportional to 215,560,854.21, 323,336,638.89 and 60,110,520.45 is: 90,164,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,560,854.21 : 323,336,638.89 = 60,110,520.45 : x
  2. Step 2: Convert to fraction form
    215,560,854.21/323,336,638.89 = 60,110,520.45/x
  3. Step 3: Cross multiply
    215,560,854.21x = 323,336,638.89 × 60,110,520.45
  4. Step 4: Simplify right side
    215,560,854.21x = 19,435,933,644,231,612
  5. Step 5: Solve for x
    x = 19,435,933,644,231,612/215,560,854.21
  6. Step 6: Final answer
    x = 90,164,486.11

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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.