Home / 307,823,603,182.85-461,812,311,884.88-217,241,881,780.85

Finding the Fourth Proportional to 307,823,603,182.85, 461,812,311,884.88 and 217,241,881,780.85

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Solution

The fourth proportional to 307,823,603,182.85, 461,812,311,884.88 and 217,241,881,780.85 is: 325,917,098,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,823,603,182.85 : 461,812,311,884.88 = 217,241,881,780.85 : x
  2. Step 2: Convert to fraction form
    307,823,603,182.85/461,812,311,884.88 = 217,241,881,780.85/x
  3. Step 3: Cross multiply
    307,823,603,182.85x = 461,812,311,884.88 × 217,241,881,780.85
  4. Step 4: Simplify right side
    307,823,603,182.85x = 100,324,975,663,436,131,205,120
  5. Step 5: Solve for x
    x = 100,324,975,663,436,131,205,120/307,823,603,182.85
  6. Step 6: Final answer
    x = 325,917,098,708.78

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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.