Home / 223,378,910.10-335,320,307.55-172,486,545.30

Finding the Fourth Proportional to 223,378,910.10, 335,320,307.55 and 172,486,545.30

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Solution

The fourth proportional to 223,378,910.10, 335,320,307.55 and 172,486,545.30 is: 258,924,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,378,910.10 : 335,320,307.55 = 172,486,545.30 : x
  2. Step 2: Convert to fraction form
    223,378,910.10/335,320,307.55 = 172,486,545.30/x
  3. Step 3: Cross multiply
    223,378,910.10x = 335,320,307.55 × 172,486,545.30
  4. Step 4: Simplify right side
    223,378,910.10x = 57,838,241,418,233,016
  5. Step 5: Solve for x
    x = 57,838,241,418,233,016/223,378,910.10
  6. Step 6: Final answer
    x = 258,924,360.37

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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.