Home / 21,560,259,811.40-32,340,389,717.10-13,179,647,817.80

Finding the Fourth Proportional to 21,560,259,811.40, 32,340,389,717.10 and 13,179,647,817.80

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Solution

The fourth proportional to 21,560,259,811.40, 32,340,389,717.10 and 13,179,647,817.80 is: 19,769,471,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,259,811.40 : 32,340,389,717.10 = 13,179,647,817.80 : x
  2. Step 2: Convert to fraction form
    21,560,259,811.40/32,340,389,717.10 = 13,179,647,817.80/x
  3. Step 3: Cross multiply
    21,560,259,811.40x = 32,340,389,717.10 × 13,179,647,817.80
  4. Step 4: Simplify right side
    21,560,259,811.40x = 426,234,946,761,778,528,256
  5. Step 5: Solve for x
    x = 426,234,946,761,778,528,256/21,560,259,811.40
  6. Step 6: Final answer
    x = 19,769,471,726.70

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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.