Home / 852,808,366.20-1,280,169,143.10-659,576,418.60

Finding the Fourth Proportional to 852,808,366.20, 1,280,169,143.10 and 659,576,418.60

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Solution

The fourth proportional to 852,808,366.20, 1,280,169,143.10 and 659,576,418.60 is: 990,104,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,808,366.20 : 1,280,169,143.10 = 659,576,418.60 : x
  2. Step 2: Convert to fraction form
    852,808,366.20/1,280,169,143.10 = 659,576,418.60/x
  3. Step 3: Cross multiply
    852,808,366.20x = 1,280,169,143.10 × 659,576,418.60
  4. Step 4: Simplify right side
    852,808,366.20x = 844,369,378,608,128,896
  5. Step 5: Solve for x
    x = 844,369,378,608,128,896/852,808,366.20
  6. Step 6: Final answer
    x = 990,104,473.73

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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.