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Finding the Third Proportional to 349,898,389.88 and 751,722,643.13

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Solution

The third proportional to 349,898,389.88 and 751,722,643.13 is: 1,615,002,950.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,898,389.88 : 751,722,643.13 = 751,722,643.13 : x
  2. Step 2: Convert to fraction form
    349,898,389.88/751,722,643.13 = 751,722,643.13/x
  3. Step 3: Cross multiply
    349,898,389.88x = 751,722,643.13 × 751,722,643.13
  4. Step 4: Simplify right side
    349,898,389.88x = 565,086,932,186,836,096
  5. Step 5: Solve for x
    x = 565,086,932,186,836,096/349,898,389.88
  6. Step 6: Final answer
    x = 1,615,002,950.97

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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.