Home / 1,361,229,191.60-2,041,843,787.40-1,330,996,103.60

Finding the Fourth Proportional to 1,361,229,191.60, 2,041,843,787.40 and 1,330,996,103.60

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Solution

The fourth proportional to 1,361,229,191.60, 2,041,843,787.40 and 1,330,996,103.60 is: 1,996,494,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,229,191.60 : 2,041,843,787.40 = 1,330,996,103.60 : x
  2. Step 2: Convert to fraction form
    1,361,229,191.60/2,041,843,787.40 = 1,330,996,103.60/x
  3. Step 3: Cross multiply
    1,361,229,191.60x = 2,041,843,787.40 × 1,330,996,103.60
  4. Step 4: Simplify right side
    1,361,229,191.60x = 2,717,686,125,189,266,944
  5. Step 5: Solve for x
    x = 2,717,686,125,189,266,944/1,361,229,191.60
  6. Step 6: Final answer
    x = 1,996,494,155.40

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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.