Home / 383,712,276.20-575,568,414.30-268,826,541.80

Finding the Fourth Proportional to 383,712,276.20, 575,568,414.30 and 268,826,541.80

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Solution

The fourth proportional to 383,712,276.20, 575,568,414.30 and 268,826,541.80 is: 403,239,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,712,276.20 : 575,568,414.30 = 268,826,541.80 : x
  2. Step 2: Convert to fraction form
    383,712,276.20/575,568,414.30 = 268,826,541.80/x
  3. Step 3: Cross multiply
    383,712,276.20x = 575,568,414.30 × 268,826,541.80
  4. Step 4: Simplify right side
    383,712,276.20x = 154,728,066,385,578,656
  5. Step 5: Solve for x
    x = 154,728,066,385,578,656/383,712,276.20
  6. Step 6: Final answer
    x = 403,239,812.70

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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.