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Finding the Third Proportional to 115,870,088 and 251,669,218

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Solution

The third proportional to 115,870,088 and 251,669,218 is: 546,624,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,870,088 : 251,669,218 = 251,669,218 : x
  2. Step 2: Convert to fraction form
    115,870,088/251,669,218 = 251,669,218/x
  3. Step 3: Cross multiply
    115,870,088x = 251,669,218 × 251,669,218
  4. Step 4: Simplify right side
    115,870,088x = 63,337,395,288,731,520
  5. Step 5: Solve for x
    x = 63,337,395,288,731,520/115,870,088
  6. Step 6: Final answer
    x = 546,624,209.77

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.