Home / 708,102,044.20-1,063,109,660.10-449,821,718.20

Finding the Fourth Proportional to 708,102,044.20, 1,063,109,660.10 and 449,821,718.20

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Solution

The fourth proportional to 708,102,044.20, 1,063,109,660.10 and 449,821,718.20 is: 675,340,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,102,044.20 : 1,063,109,660.10 = 449,821,718.20 : x
  2. Step 2: Convert to fraction form
    708,102,044.20/1,063,109,660.10 = 449,821,718.20/x
  3. Step 3: Cross multiply
    708,102,044.20x = 1,063,109,660.10 × 449,821,718.20
  4. Step 4: Simplify right side
    708,102,044.20x = 478,209,813,941,200,000
  5. Step 5: Solve for x
    x = 478,209,813,941,200,000/708,102,044.20
  6. Step 6: Final answer
    x = 675,340,253.37

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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.