Home / 1,489,056,948.10-2,233,585,422.15-1,259,474,436.10

Finding the Fourth Proportional to 1,489,056,948.10, 2,233,585,422.15 and 1,259,474,436.10

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Solution

The fourth proportional to 1,489,056,948.10, 2,233,585,422.15 and 1,259,474,436.10 is: 1,889,211,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,056,948.10 : 2,233,585,422.15 = 1,259,474,436.10 : x
  2. Step 2: Convert to fraction form
    1,489,056,948.10/2,233,585,422.15 = 1,259,474,436.10/x
  3. Step 3: Cross multiply
    1,489,056,948.10x = 2,233,585,422.15 × 1,259,474,436.10
  4. Step 4: Simplify right side
    1,489,056,948.10x = 2,813,143,740,043,551,744
  5. Step 5: Solve for x
    x = 2,813,143,740,043,551,744/1,489,056,948.10
  6. Step 6: Final answer
    x = 1,889,211,654.15

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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.