Home / 5,390,077,327.60-8,085,115,991.40-2,628,284,738.80

Finding the Fourth Proportional to 5,390,077,327.60, 8,085,115,991.40 and 2,628,284,738.80

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Solution

The fourth proportional to 5,390,077,327.60, 8,085,115,991.40 and 2,628,284,738.80 is: 3,942,427,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,077,327.60 : 8,085,115,991.40 = 2,628,284,738.80 : x
  2. Step 2: Convert to fraction form
    5,390,077,327.60/8,085,115,991.40 = 2,628,284,738.80/x
  3. Step 3: Cross multiply
    5,390,077,327.60x = 8,085,115,991.40 × 2,628,284,738.80
  4. Step 4: Simplify right side
    5,390,077,327.60x = 21,249,986,971,624,452,096
  5. Step 5: Solve for x
    x = 21,249,986,971,624,452,096/5,390,077,327.60
  6. Step 6: Final answer
    x = 3,942,427,108.20

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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.