Home / 2,985,986,291.10-4,478,979,439.05-2,985,986,291.10

Finding the Fourth Proportional to 2,985,986,291.10, 4,478,979,439.05 and 2,985,986,291.10

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Solution

The fourth proportional to 2,985,986,291.10, 4,478,979,439.05 and 2,985,986,291.10 is: 4,478,979,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,986,291.10 : 4,478,979,439.05 = 2,985,986,291.10 : x
  2. Step 2: Convert to fraction form
    2,985,986,291.10/4,478,979,439.05 = 2,985,986,291.10/x
  3. Step 3: Cross multiply
    2,985,986,291.10x = 4,478,979,439.05 × 2,985,986,291.10
  4. Step 4: Simplify right side
    2,985,986,291.10x = 13,374,171,203,122,067,456
  5. Step 5: Solve for x
    x = 13,374,171,203,122,067,456/2,985,986,291.10
  6. Step 6: Final answer
    x = 4,478,979,439.05

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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.