Home / 2,182,414,101.60-3,273,621,152.40-1,311,701,167.20

Finding the Fourth Proportional to 2,182,414,101.60, 3,273,621,152.40 and 1,311,701,167.20

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Solution

The fourth proportional to 2,182,414,101.60, 3,273,621,152.40 and 1,311,701,167.20 is: 1,967,551,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,414,101.60 : 3,273,621,152.40 = 1,311,701,167.20 : x
  2. Step 2: Convert to fraction form
    2,182,414,101.60/3,273,621,152.40 = 1,311,701,167.20/x
  3. Step 3: Cross multiply
    2,182,414,101.60x = 3,273,621,152.40 × 1,311,701,167.20
  4. Step 4: Simplify right side
    2,182,414,101.60x = 4,294,012,686,573,689,344
  5. Step 5: Solve for x
    x = 4,294,012,686,573,689,344/2,182,414,101.60
  6. Step 6: Final answer
    x = 1,967,551,750.80

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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.