Home / 18,140,160,520.80-27,210,240,781.20-13,754,347,221.60

Finding the Fourth Proportional to 18,140,160,520.80, 27,210,240,781.20 and 13,754,347,221.60

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Solution

The fourth proportional to 18,140,160,520.80, 27,210,240,781.20 and 13,754,347,221.60 is: 20,631,520,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,160,520.80 : 27,210,240,781.20 = 13,754,347,221.60 : x
  2. Step 2: Convert to fraction form
    18,140,160,520.80/27,210,240,781.20 = 13,754,347,221.60/x
  3. Step 3: Cross multiply
    18,140,160,520.80x = 27,210,240,781.20 × 13,754,347,221.60
  4. Step 4: Simplify right side
    18,140,160,520.80x = 374,259,099,687,965,229,056
  5. Step 5: Solve for x
    x = 374,259,099,687,965,229,056/18,140,160,520.80
  6. Step 6: Final answer
    x = 20,631,520,832.40

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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.