Home / 296,310,500.20-408,933,600.90-164,192,939.08

Finding the Fourth Proportional to 296,310,500.20, 408,933,600.90 and 164,192,939.08

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Solution

The fourth proportional to 296,310,500.20, 408,933,600.90 and 164,192,939.08 is: 226,600,170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,310,500.20 : 408,933,600.90 = 164,192,939.08 : x
  2. Step 2: Convert to fraction form
    296,310,500.20/408,933,600.90 = 164,192,939.08/x
  3. Step 3: Cross multiply
    296,310,500.20x = 408,933,600.90 × 164,192,939.08
  4. Step 4: Simplify right side
    296,310,500.20x = 67,144,009,820,338,736
  5. Step 5: Solve for x
    x = 67,144,009,820,338,736/296,310,500.20
  6. Step 6: Final answer
    x = 226,600,170.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.