Home / 726,747,219,912.30-1,090,120,829,868.50-488,716,071,470.70

Finding the Fourth Proportional to 726,747,219,912.30, 1,090,120,829,868.50 and 488,716,071,470.70

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Solution

The fourth proportional to 726,747,219,912.30, 1,090,120,829,868.50 and 488,716,071,470.70 is: 733,074,107,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,747,219,912.30 : 1,090,120,829,868.50 = 488,716,071,470.70 : x
  2. Step 2: Convert to fraction form
    726,747,219,912.30/1,090,120,829,868.50 = 488,716,071,470.70/x
  3. Step 3: Cross multiply
    726,747,219,912.30x = 1,090,120,829,868.50 × 488,716,071,470.70
  4. Step 4: Simplify right side
    726,747,219,912.30x = 532,759,569,401,712,667,000,832
  5. Step 5: Solve for x
    x = 532,759,569,401,712,667,000,832/726,747,219,912.30
  6. Step 6: Final answer
    x = 733,074,107,206.08

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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.