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Finding the Third Proportional to 110,955,020 and 239,678,928

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Solution

The third proportional to 110,955,020 and 239,678,928 is: 517,741,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,955,020 : 239,678,928 = 239,678,928 : x
  2. Step 2: Convert to fraction form
    110,955,020/239,678,928 = 239,678,928/x
  3. Step 3: Cross multiply
    110,955,020x = 239,678,928 × 239,678,928
  4. Step 4: Simplify right side
    110,955,020x = 57,445,988,527,229,184
  5. Step 5: Solve for x
    x = 57,445,988,527,229,184/110,955,020
  6. Step 6: Final answer
    x = 517,741,229.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.