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Finding the Third Proportional to 12,477,142,387.50 and 27,743,995,740

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Solution

The third proportional to 12,477,142,387.50 and 27,743,995,740 is: 61,691,152,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,142,387.50 : 27,743,995,740 = 27,743,995,740 : x
  2. Step 2: Convert to fraction form
    12,477,142,387.50/27,743,995,740 = 27,743,995,740/x
  3. Step 3: Cross multiply
    12,477,142,387.50x = 27,743,995,740 × 27,743,995,740
  4. Step 4: Simplify right side
    12,477,142,387.50x = 769,729,299,621,138,137,088
  5. Step 5: Solve for x
    x = 769,729,299,621,138,137,088/12,477,142,387.50
  6. Step 6: Final answer
    x = 61,691,152,967.23

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.