Home / 2,458,254,138.20-3,687,381,207.30-1,078,729,530.20

Finding the Fourth Proportional to 2,458,254,138.20, 3,687,381,207.30 and 1,078,729,530.20

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Solution

The fourth proportional to 2,458,254,138.20, 3,687,381,207.30 and 1,078,729,530.20 is: 1,618,094,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,254,138.20 : 3,687,381,207.30 = 1,078,729,530.20 : x
  2. Step 2: Convert to fraction form
    2,458,254,138.20/3,687,381,207.30 = 1,078,729,530.20/x
  3. Step 3: Cross multiply
    2,458,254,138.20x = 3,687,381,207.30 × 1,078,729,530.20
  4. Step 4: Simplify right side
    2,458,254,138.20x = 3,977,686,997,419,038,208
  5. Step 5: Solve for x
    x = 3,977,686,997,419,038,208/2,458,254,138.20
  6. Step 6: Final answer
    x = 1,618,094,295.30

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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.