Home / 1,948,650,040.60-2,922,975,060.90-1,328,777,258.20

Finding the Fourth Proportional to 1,948,650,040.60, 2,922,975,060.90 and 1,328,777,258.20

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Solution

The fourth proportional to 1,948,650,040.60, 2,922,975,060.90 and 1,328,777,258.20 is: 1,993,165,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,650,040.60 : 2,922,975,060.90 = 1,328,777,258.20 : x
  2. Step 2: Convert to fraction form
    1,948,650,040.60/2,922,975,060.90 = 1,328,777,258.20/x
  3. Step 3: Cross multiply
    1,948,650,040.60x = 2,922,975,060.90 × 1,328,777,258.20
  4. Step 4: Simplify right side
    1,948,650,040.60x = 3,883,982,787,209,680,384
  5. Step 5: Solve for x
    x = 3,883,982,787,209,680,384/1,948,650,040.60
  6. Step 6: Final answer
    x = 1,993,165,887.30

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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.