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Finding the Third Proportional to 71,118,000 and 155,157,808

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Solution

The third proportional to 71,118,000 and 155,157,808 is: 338,507,064.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,118,000 : 155,157,808 = 155,157,808 : x
  2. Step 2: Convert to fraction form
    71,118,000/155,157,808 = 155,157,808/x
  3. Step 3: Cross multiply
    71,118,000x = 155,157,808 × 155,157,808
  4. Step 4: Simplify right side
    71,118,000x = 24,073,945,383,364,864
  5. Step 5: Solve for x
    x = 24,073,945,383,364,864/71,118,000
  6. Step 6: Final answer
    x = 338,507,064.08

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.