Home / 491,640,329.70-737,366,016.15-146,605,212.90

Finding the Fourth Proportional to 491,640,329.70, 737,366,016.15 and 146,605,212.90

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Solution

The fourth proportional to 491,640,329.70, 737,366,016.15 and 146,605,212.90 is: 219,879,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,640,329.70 : 737,366,016.15 = 146,605,212.90 : x
  2. Step 2: Convert to fraction form
    491,640,329.70/737,366,016.15 = 146,605,212.90/x
  3. Step 3: Cross multiply
    491,640,329.70x = 737,366,016.15 × 146,605,212.90
  4. Step 4: Simplify right side
    491,640,329.70x = 108,101,701,782,895,584
  5. Step 5: Solve for x
    x = 108,101,701,782,895,584/491,640,329.70
  6. Step 6: Final answer
    x = 219,879,646.26

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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.