Home / 236,206,514.70-354,309,772.05-221,857,607.70

Finding the Fourth Proportional to 236,206,514.70, 354,309,772.05 and 221,857,607.70

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Solution

The fourth proportional to 236,206,514.70, 354,309,772.05 and 221,857,607.70 is: 332,786,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,206,514.70 : 354,309,772.05 = 221,857,607.70 : x
  2. Step 2: Convert to fraction form
    236,206,514.70/354,309,772.05 = 221,857,607.70/x
  3. Step 3: Cross multiply
    236,206,514.70x = 354,309,772.05 × 221,857,607.70
  4. Step 4: Simplify right side
    236,206,514.70x = 78,606,318,411,745,328
  5. Step 5: Solve for x
    x = 78,606,318,411,745,328/236,206,514.70
  6. Step 6: Final answer
    x = 332,786,411.55

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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.