Home / 491,575,689.27-736,848,520.52-229,043,767.50

Finding the Fourth Proportional to 491,575,689.27, 736,848,520.52 and 229,043,767.50

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Solution

The fourth proportional to 491,575,689.27, 736,848,520.52 and 229,043,767.50 is: 343,325,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,575,689.27 : 736,848,520.52 = 229,043,767.50 : x
  2. Step 2: Convert to fraction form
    491,575,689.27/736,848,520.52 = 229,043,767.50/x
  3. Step 3: Cross multiply
    491,575,689.27x = 736,848,520.52 × 229,043,767.50
  4. Step 4: Simplify right side
    491,575,689.27x = 168,770,561,215,556,640
  5. Step 5: Solve for x
    x = 168,770,561,215,556,640/491,575,689.27
  6. Step 6: Final answer
    x = 343,325,686.97

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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.