Home / 223,378,908.60-335,320,305.30-172,486,543.80

Finding the Fourth Proportional to 223,378,908.60, 335,320,305.30 and 172,486,543.80

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Solution

The fourth proportional to 223,378,908.60, 335,320,305.30 and 172,486,543.80 is: 258,924,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,378,908.60 : 335,320,305.30 = 172,486,543.80 : x
  2. Step 2: Convert to fraction form
    223,378,908.60/335,320,305.30 = 172,486,543.80/x
  3. Step 3: Cross multiply
    223,378,908.60x = 335,320,305.30 × 172,486,543.80
  4. Step 4: Simplify right side
    223,378,908.60x = 57,838,240,527,157,832
  5. Step 5: Solve for x
    x = 57,838,240,527,157,832/223,378,908.60
  6. Step 6: Final answer
    x = 258,924,358.12

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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.