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Finding the Third Proportional to 8,784,385,907.79 and 13,382,404,300.30

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Solution

The third proportional to 8,784,385,907.79 and 13,382,404,300.30 is: 20,387,167,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,385,907.79 : 13,382,404,300.30 = 13,382,404,300.30 : x
  2. Step 2: Convert to fraction form
    8,784,385,907.79/13,382,404,300.30 = 13,382,404,300.30/x
  3. Step 3: Cross multiply
    8,784,385,907.79x = 13,382,404,300.30 × 13,382,404,300.30
  4. Step 4: Simplify right side
    8,784,385,907.79x = 179,088,744,856,687,902,720
  5. Step 5: Solve for x
    x = 179,088,744,856,687,902,720/8,784,385,907.79
  6. Step 6: Final answer
    x = 20,387,167,268.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.