Home / 3,914,444,881.60-5,871,667,322.40-2,173,019,012.80

Finding the Fourth Proportional to 3,914,444,881.60, 5,871,667,322.40 and 2,173,019,012.80

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Solution

The fourth proportional to 3,914,444,881.60, 5,871,667,322.40 and 2,173,019,012.80 is: 3,259,528,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,444,881.60 : 5,871,667,322.40 = 2,173,019,012.80 : x
  2. Step 2: Convert to fraction form
    3,914,444,881.60/5,871,667,322.40 = 2,173,019,012.80/x
  3. Step 3: Cross multiply
    3,914,444,881.60x = 5,871,667,322.40 × 2,173,019,012.80
  4. Step 4: Simplify right side
    3,914,444,881.60x = 12,759,244,728,411,668,480
  5. Step 5: Solve for x
    x = 12,759,244,728,411,668,480/3,914,444,881.60
  6. Step 6: Final answer
    x = 3,259,528,519.20

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Double scale
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Similar ratio
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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.