Home / 3,914,444,858.60-5,871,667,287.90-2,173,018,989.80

Finding the Fourth Proportional to 3,914,444,858.60, 5,871,667,287.90 and 2,173,018,989.80

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Solution

The fourth proportional to 3,914,444,858.60, 5,871,667,287.90 and 2,173,018,989.80 is: 3,259,528,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,444,858.60 : 5,871,667,287.90 = 2,173,018,989.80 : x
  2. Step 2: Convert to fraction form
    3,914,444,858.60/5,871,667,287.90 = 2,173,018,989.80/x
  3. Step 3: Cross multiply
    3,914,444,858.60x = 5,871,667,287.90 × 2,173,018,989.80
  4. Step 4: Simplify right side
    3,914,444,858.60x = 12,759,244,518,394,163,200
  5. Step 5: Solve for x
    x = 12,759,244,518,394,163,200/3,914,444,858.60
  6. Step 6: Final answer
    x = 3,259,528,484.70

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Double scale
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1.5x scale

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.