Home / 13,661,102,793,015-20,490,932,486,068-4,480,951,357,540.80

Finding the Fourth Proportional to 13,661,102,793,015, 20,490,932,486,068 and 4,480,951,357,540.80

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Solution

The fourth proportional to 13,661,102,793,015, 20,490,932,486,068 and 4,480,951,357,540.80 is: 6,721,190,311,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,661,102,793,015 : 20,490,932,486,068 = 4,480,951,357,540.80 : x
  2. Step 2: Convert to fraction form
    13,661,102,793,015/20,490,932,486,068 = 4,480,951,357,540.80/x
  3. Step 3: Cross multiply
    13,661,102,793,015x = 20,490,932,486,068 × 4,480,951,357,540.80
  4. Step 4: Simplify right side
    13,661,102,793,015x = 91,818,871,740,723,287,906,320,384
  5. Step 5: Solve for x
    x = 91,818,871,740,723,287,906,320,384/13,661,102,793,015
  6. Step 6: Final answer
    x = 6,721,190,311,785.87

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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.