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Finding the Third Proportional to 5,591,031,075 and 12,423,191,481

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Solution

The third proportional to 5,591,031,075 and 12,423,191,481 is: 27,604,154,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591,031,075 : 12,423,191,481 = 12,423,191,481 : x
  2. Step 2: Convert to fraction form
    5,591,031,075/12,423,191,481 = 12,423,191,481/x
  3. Step 3: Cross multiply
    5,591,031,075x = 12,423,191,481 × 12,423,191,481
  4. Step 4: Simplify right side
    5,591,031,075x = 154,335,686,573,590,970,368
  5. Step 5: Solve for x
    x = 154,335,686,573,590,970,368/5,591,031,075
  6. Step 6: Final answer
    x = 27,604,154,672.60

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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.