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Finding the Third Proportional to 54,482,848 and 81,251,808

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Solution

The third proportional to 54,482,848 and 81,251,808 is: 121,173,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,482,848 : 81,251,808 = 81,251,808 : x
  2. Step 2: Convert to fraction form
    54,482,848/81,251,808 = 81,251,808/x
  3. Step 3: Cross multiply
    54,482,848x = 81,251,808 × 81,251,808
  4. Step 4: Simplify right side
    54,482,848x = 6,601,856,303,268,864
  5. Step 5: Solve for x
    x = 6,601,856,303,268,864/54,482,848
  6. Step 6: Final answer
    x = 121,173,113.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.