Home / 1,941,555,302.80-2,912,332,954.20-1,123,246,387.60

Finding the Fourth Proportional to 1,941,555,302.80, 2,912,332,954.20 and 1,123,246,387.60

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Solution

The fourth proportional to 1,941,555,302.80, 2,912,332,954.20 and 1,123,246,387.60 is: 1,684,869,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,555,302.80 : 2,912,332,954.20 = 1,123,246,387.60 : x
  2. Step 2: Convert to fraction form
    1,941,555,302.80/2,912,332,954.20 = 1,123,246,387.60/x
  3. Step 3: Cross multiply
    1,941,555,302.80x = 2,912,332,954.20 × 1,123,246,387.60
  4. Step 4: Simplify right side
    1,941,555,302.80x = 3,271,267,470,293,585,920
  5. Step 5: Solve for x
    x = 3,271,267,470,293,585,920/1,941,555,302.80
  6. Step 6: Final answer
    x = 1,684,869,581.40

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Double scale
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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.