Home / 442,868,301.90-664,302,452.85-136,120,556.70

Finding the Fourth Proportional to 442,868,301.90, 664,302,452.85 and 136,120,556.70

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Solution

The fourth proportional to 442,868,301.90, 664,302,452.85 and 136,120,556.70 is: 204,180,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,868,301.90 : 664,302,452.85 = 136,120,556.70 : x
  2. Step 2: Convert to fraction form
    442,868,301.90/664,302,452.85 = 136,120,556.70/x
  3. Step 3: Cross multiply
    442,868,301.90x = 664,302,452.85 × 136,120,556.70
  4. Step 4: Simplify right side
    442,868,301.90x = 90,425,219,699,117,504
  5. Step 5: Solve for x
    x = 90,425,219,699,117,504/442,868,301.90
  6. Step 6: Final answer
    x = 204,180,835.05

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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.