Home / 1,344,432,081.40-2,016,648,122.10-931,183,559.80

Finding the Fourth Proportional to 1,344,432,081.40, 2,016,648,122.10 and 931,183,559.80

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Solution

The fourth proportional to 1,344,432,081.40, 2,016,648,122.10 and 931,183,559.80 is: 1,396,775,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,432,081.40 : 2,016,648,122.10 = 931,183,559.80 : x
  2. Step 2: Convert to fraction form
    1,344,432,081.40/2,016,648,122.10 = 931,183,559.80/x
  3. Step 3: Cross multiply
    1,344,432,081.40x = 2,016,648,122.10 × 931,183,559.80
  4. Step 4: Simplify right side
    1,344,432,081.40x = 1,877,869,577,201,062,912
  5. Step 5: Solve for x
    x = 1,877,869,577,201,062,912/1,344,432,081.40
  6. Step 6: Final answer
    x = 1,396,775,339.70

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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.