Home / 109,879,247,789.20-164,818,871,683.80-27,161,519,021.20

Finding the Fourth Proportional to 109,879,247,789.20, 164,818,871,683.80 and 27,161,519,021.20

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Solution

The fourth proportional to 109,879,247,789.20, 164,818,871,683.80 and 27,161,519,021.20 is: 40,742,278,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879,247,789.20 : 164,818,871,683.80 = 27,161,519,021.20 : x
  2. Step 2: Convert to fraction form
    109,879,247,789.20/164,818,871,683.80 = 27,161,519,021.20/x
  3. Step 3: Cross multiply
    109,879,247,789.20x = 164,818,871,683.80 × 27,161,519,021.20
  4. Step 4: Simplify right side
    109,879,247,789.20x = 4,476,730,918,292,255,408,128
  5. Step 5: Solve for x
    x = 4,476,730,918,292,255,408,128/109,879,247,789.20
  6. Step 6: Final answer
    x = 40,742,278,531.80

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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.