Home / 1,444,679,456.31-1,993,667,853.38-784,629,734.31

Finding the Fourth Proportional to 1,444,679,456.31, 1,993,667,853.38 and 784,629,734.31

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Solution

The fourth proportional to 1,444,679,456.31, 1,993,667,853.38 and 784,629,734.31 is: 1,082,794,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,679,456.31 : 1,993,667,853.38 = 784,629,734.31 : x
  2. Step 2: Convert to fraction form
    1,444,679,456.31/1,993,667,853.38 = 784,629,734.31/x
  3. Step 3: Cross multiply
    1,444,679,456.31x = 1,993,667,853.38 × 784,629,734.31
  4. Step 4: Simplify right side
    1,444,679,456.31x = 1,564,291,078,096,014,080
  5. Step 5: Solve for x
    x = 1,564,291,078,096,014,080/1,444,679,456.31
  6. Step 6: Final answer
    x = 1,082,794,575.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.