Home / 13,423,016,878-20,190,566,400

Finding the Third Proportional to 13,423,016,878 and 20,190,566,400

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Solution

The third proportional to 13,423,016,878 and 20,190,566,400 is: 30,370,145,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,423,016,878 : 20,190,566,400 = 20,190,566,400 : x
  2. Step 2: Convert to fraction form
    13,423,016,878/20,190,566,400 = 20,190,566,400/x
  3. Step 3: Cross multiply
    13,423,016,878x = 20,190,566,400 × 20,190,566,400
  4. Step 4: Simplify right side
    13,423,016,878x = 407,658,971,552,808,960,000
  5. Step 5: Solve for x
    x = 407,658,971,552,808,960,000/13,423,016,878
  6. Step 6: Final answer
    x = 30,370,145,195.97

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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.