Home / 646,822,406.10-970,233,609.15-237,793,919.70

Finding the Fourth Proportional to 646,822,406.10, 970,233,609.15 and 237,793,919.70

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Solution

The fourth proportional to 646,822,406.10, 970,233,609.15 and 237,793,919.70 is: 356,690,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,822,406.10 : 970,233,609.15 = 237,793,919.70 : x
  2. Step 2: Convert to fraction form
    646,822,406.10/970,233,609.15 = 237,793,919.70/x
  3. Step 3: Cross multiply
    646,822,406.10x = 970,233,609.15 × 237,793,919.70
  4. Step 4: Simplify right side
    646,822,406.10x = 230,715,652,944,456,256
  5. Step 5: Solve for x
    x = 230,715,652,944,456,256/646,822,406.10
  6. Step 6: Final answer
    x = 356,690,879.55

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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.