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Finding the Third Proportional to 175,598,991 and 378,168,480

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Solution

The third proportional to 175,598,991 and 378,168,480 is: 814,420,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,598,991 : 378,168,480 = 378,168,480 : x
  2. Step 2: Convert to fraction form
    175,598,991/378,168,480 = 378,168,480/x
  3. Step 3: Cross multiply
    175,598,991x = 378,168,480 × 378,168,480
  4. Step 4: Simplify right side
    175,598,991x = 143,011,399,265,510,400
  5. Step 5: Solve for x
    x = 143,011,399,265,510,400/175,598,991
  6. Step 6: Final answer
    x = 814,420,393.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.