Home / 674,778,462.49-1,012,212,105.82-176,801,170.79

Finding the Fourth Proportional to 674,778,462.49, 1,012,212,105.82 and 176,801,170.79

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Solution

The fourth proportional to 674,778,462.49, 1,012,212,105.82 and 176,801,170.79 is: 265,213,392.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,778,462.49 : 1,012,212,105.82 = 176,801,170.79 : x
  2. Step 2: Convert to fraction form
    674,778,462.49/1,012,212,105.82 = 176,801,170.79/x
  3. Step 3: Cross multiply
    674,778,462.49x = 1,012,212,105.82 × 176,801,170.79
  4. Step 4: Simplify right side
    674,778,462.49x = 178,960,285,396,787,360
  5. Step 5: Solve for x
    x = 178,960,285,396,787,360/674,778,462.49
  6. Step 6: Final answer
    x = 265,213,392.76

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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.