Home / 21,595,784,643.80-32,393,676,965.70-11,135,431,440.80

Finding the Fourth Proportional to 21,595,784,643.80, 32,393,676,965.70 and 11,135,431,440.80

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Solution

The fourth proportional to 21,595,784,643.80, 32,393,676,965.70 and 11,135,431,440.80 is: 16,703,147,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595,784,643.80 : 32,393,676,965.70 = 11,135,431,440.80 : x
  2. Step 2: Convert to fraction form
    21,595,784,643.80/32,393,676,965.70 = 11,135,431,440.80/x
  3. Step 3: Cross multiply
    21,595,784,643.80x = 32,393,676,965.70 × 11,135,431,440.80
  4. Step 4: Simplify right side
    21,595,784,643.80x = 360,717,568,966,974,504,960
  5. Step 5: Solve for x
    x = 360,717,568,966,974,504,960/21,595,784,643.80
  6. Step 6: Final answer
    x = 16,703,147,161.20

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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.