Home / 1,086,722,451.60-1,630,083,677.40-968,813,408.40

Finding the Fourth Proportional to 1,086,722,451.60, 1,630,083,677.40 and 968,813,408.40

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Solution

The fourth proportional to 1,086,722,451.60, 1,630,083,677.40 and 968,813,408.40 is: 1,453,220,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,722,451.60 : 1,630,083,677.40 = 968,813,408.40 : x
  2. Step 2: Convert to fraction form
    1,086,722,451.60/1,630,083,677.40 = 968,813,408.40/x
  3. Step 3: Cross multiply
    1,086,722,451.60x = 1,630,083,677.40 × 968,813,408.40
  4. Step 4: Simplify right side
    1,086,722,451.60x = 1,579,246,923,479,100,160
  5. Step 5: Solve for x
    x = 1,579,246,923,479,100,160/1,086,722,451.60
  6. Step 6: Final answer
    x = 1,453,220,112.60

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Double scale
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1.5x scale

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.