Home / 100,882,383,820.29-139,220,595,325.65-55,775,016,286.02

Finding the Fourth Proportional to 100,882,383,820.29, 139,220,595,325.65 and 55,775,016,286.02

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Solution

The fourth proportional to 100,882,383,820.29, 139,220,595,325.65 and 55,775,016,286.02 is: 76,971,128,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,882,383,820.29 : 139,220,595,325.65 = 55,775,016,286.02 : x
  2. Step 2: Convert to fraction form
    100,882,383,820.29/139,220,595,325.65 = 55,775,016,286.02/x
  3. Step 3: Cross multiply
    100,882,383,820.29x = 139,220,595,325.65 × 55,775,016,286.02
  4. Step 4: Simplify right side
    100,882,383,820.29x = 7,765,030,971,637,109,882,880
  5. Step 5: Solve for x
    x = 7,765,030,971,637,109,882,880/100,882,383,820.29
  6. Step 6: Final answer
    x = 76,971,128,928.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.