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Finding the Third Proportional to 630,844,800 and 1,380,612,832

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Solution

The third proportional to 630,844,800 and 1,380,612,832 is: 3,021,490,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,844,800 : 1,380,612,832 = 1,380,612,832 : x
  2. Step 2: Convert to fraction form
    630,844,800/1,380,612,832 = 1,380,612,832/x
  3. Step 3: Cross multiply
    630,844,800x = 1,380,612,832 × 1,380,612,832
  4. Step 4: Simplify right side
    630,844,800x = 1,906,091,791,883,060,224
  5. Step 5: Solve for x
    x = 1,906,091,791,883,060,224/630,844,800
  6. Step 6: Final answer
    x = 3,021,490,851.45

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.