Home / 497,668,003.40-746,502,005.10-439,217,366.60

Finding the Fourth Proportional to 497,668,003.40, 746,502,005.10 and 439,217,366.60

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Solution

The fourth proportional to 497,668,003.40, 746,502,005.10 and 439,217,366.60 is: 658,826,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,668,003.40 : 746,502,005.10 = 439,217,366.60 : x
  2. Step 2: Convert to fraction form
    497,668,003.40/746,502,005.10 = 439,217,366.60/x
  3. Step 3: Cross multiply
    497,668,003.40x = 746,502,005.10 × 439,217,366.60
  4. Step 4: Simplify right side
    497,668,003.40x = 327,876,644,841,641,792
  5. Step 5: Solve for x
    x = 327,876,644,841,641,792/497,668,003.40
  6. Step 6: Final answer
    x = 658,826,049.90

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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.