Home / 1,344,432,062.40-2,016,648,093.60-931,183,540.80

Finding the Fourth Proportional to 1,344,432,062.40, 2,016,648,093.60 and 931,183,540.80

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Solution

The fourth proportional to 1,344,432,062.40, 2,016,648,093.60 and 931,183,540.80 is: 1,396,775,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,432,062.40 : 2,016,648,093.60 = 931,183,540.80 : x
  2. Step 2: Convert to fraction form
    1,344,432,062.40/2,016,648,093.60 = 931,183,540.80/x
  3. Step 3: Cross multiply
    1,344,432,062.40x = 2,016,648,093.60 × 931,183,540.80
  4. Step 4: Simplify right side
    1,344,432,062.40x = 1,877,869,512,346,017,536
  5. Step 5: Solve for x
    x = 1,877,869,512,346,017,536/1,344,432,062.40
  6. Step 6: Final answer
    x = 1,396,775,311.20

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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.