Home / 504,503,669.20-756,867,478.20-231,808,680.40

Finding the Fourth Proportional to 504,503,669.20, 756,867,478.20 and 231,808,680.40

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Solution

The fourth proportional to 504,503,669.20, 756,867,478.20 and 231,808,680.40 is: 347,764,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,503,669.20 : 756,867,478.20 = 231,808,680.40 : x
  2. Step 2: Convert to fraction form
    504,503,669.20/756,867,478.20 = 231,808,680.40/x
  3. Step 3: Cross multiply
    504,503,669.20x = 756,867,478.20 × 231,808,680.40
  4. Step 4: Simplify right side
    504,503,669.20x = 175,448,451,359,217,792
  5. Step 5: Solve for x
    x = 175,448,451,359,217,792/504,503,669.20
  6. Step 6: Final answer
    x = 347,764,470.45

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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.