Home / 2,149,251,812.40-3,223,877,718.60-787,466,161.20

Finding the Fourth Proportional to 2,149,251,812.40, 3,223,877,718.60 and 787,466,161.20

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Solution

The fourth proportional to 2,149,251,812.40, 3,223,877,718.60 and 787,466,161.20 is: 1,181,199,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,251,812.40 : 3,223,877,718.60 = 787,466,161.20 : x
  2. Step 2: Convert to fraction form
    2,149,251,812.40/3,223,877,718.60 = 787,466,161.20/x
  3. Step 3: Cross multiply
    2,149,251,812.40x = 3,223,877,718.60 × 787,466,161.20
  4. Step 4: Simplify right side
    2,149,251,812.40x = 2,538,694,611,244,155,904
  5. Step 5: Solve for x
    x = 2,538,694,611,244,155,904/2,149,251,812.40
  6. Step 6: Final answer
    x = 1,181,199,241.80

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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.