Home / 219,313,469.28-328,624,126.56-80,948,634.24

Finding the Fourth Proportional to 219,313,469.28, 328,624,126.56 and 80,948,634.24

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Solution

The fourth proportional to 219,313,469.28, 328,624,126.56 and 80,948,634.24 is: 121,295,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,313,469.28 : 328,624,126.56 = 80,948,634.24 : x
  2. Step 2: Convert to fraction form
    219,313,469.28/328,624,126.56 = 80,948,634.24/x
  3. Step 3: Cross multiply
    219,313,469.28x = 328,624,126.56 × 80,948,634.24
  4. Step 4: Simplify right side
    219,313,469.28x = 26,601,674,223,344,908
  5. Step 5: Solve for x
    x = 26,601,674,223,344,908/219,313,469.28
  6. Step 6: Final answer
    x = 121,295,214.15

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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.