Home / 2,758,474,763.60-3,871,539,257.20-2,758,474,763.60

Finding the Fourth Proportional to 2,758,474,763.60, 3,871,539,257.20 and 2,758,474,763.60

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Solution

The fourth proportional to 2,758,474,763.60, 3,871,539,257.20 and 2,758,474,763.60 is: 3,871,539,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,474,763.60 : 3,871,539,257.20 = 2,758,474,763.60 : x
  2. Step 2: Convert to fraction form
    2,758,474,763.60/3,871,539,257.20 = 2,758,474,763.60/x
  3. Step 3: Cross multiply
    2,758,474,763.60x = 3,871,539,257.20 × 2,758,474,763.60
  4. Step 4: Simplify right side
    2,758,474,763.60x = 10,679,543,337,272,889,344
  5. Step 5: Solve for x
    x = 10,679,543,337,272,889,344/2,758,474,763.60
  6. Step 6: Final answer
    x = 3,871,539,257.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.