Home / 4,138,608,726.72-5,710,427,469.36-2,378,136,012.48

Finding the Fourth Proportional to 4,138,608,726.72, 5,710,427,469.36 and 2,378,136,012.48

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Solution

The fourth proportional to 4,138,608,726.72, 5,710,427,469.36 and 2,378,136,012.48 is: 3,281,337,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,608,726.72 : 5,710,427,469.36 = 2,378,136,012.48 : x
  2. Step 2: Convert to fraction form
    4,138,608,726.72/5,710,427,469.36 = 2,378,136,012.48/x
  3. Step 3: Cross multiply
    4,138,608,726.72x = 5,710,427,469.36 × 2,378,136,012.48
  4. Step 4: Simplify right side
    4,138,608,726.72x = 13,580,173,211,540,047,872
  5. Step 5: Solve for x
    x = 13,580,173,211,540,047,872/4,138,608,726.72
  6. Step 6: Final answer
    x = 3,281,337,789.64

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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.