Home / 708,589,552.20-1,062,884,328.30-663,239,920.20

Finding the Fourth Proportional to 708,589,552.20, 1,062,884,328.30 and 663,239,920.20

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Solution

The fourth proportional to 708,589,552.20, 1,062,884,328.30 and 663,239,920.20 is: 994,859,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,552.20 : 1,062,884,328.30 = 663,239,920.20 : x
  2. Step 2: Convert to fraction form
    708,589,552.20/1,062,884,328.30 = 663,239,920.20/x
  3. Step 3: Cross multiply
    708,589,552.20x = 1,062,884,328.30 × 663,239,920.20
  4. Step 4: Simplify right side
    708,589,552.20x = 704,947,317,083,522,560
  5. Step 5: Solve for x
    x = 704,947,317,083,522,560/708,589,552.20
  6. Step 6: Final answer
    x = 994,859,880.30

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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.