Home / 268,857,714.90-403,286,572.35-132,608,370.90

Finding the Fourth Proportional to 268,857,714.90, 403,286,572.35 and 132,608,370.90

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Solution

The fourth proportional to 268,857,714.90, 403,286,572.35 and 132,608,370.90 is: 198,912,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,857,714.90 : 403,286,572.35 = 132,608,370.90 : x
  2. Step 2: Convert to fraction form
    268,857,714.90/403,286,572.35 = 132,608,370.90/x
  3. Step 3: Cross multiply
    268,857,714.90x = 403,286,572.35 × 132,608,370.90
  4. Step 4: Simplify right side
    268,857,714.90x = 53,479,175,365,178,488
  5. Step 5: Solve for x
    x = 53,479,175,365,178,488/268,857,714.90
  6. Step 6: Final answer
    x = 198,912,556.35

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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.