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Finding the Third Proportional to 118,733,679 and 181,631,531

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Solution

The third proportional to 118,733,679 and 181,631,531 is: 277,848,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,733,679 : 181,631,531 = 181,631,531 : x
  2. Step 2: Convert to fraction form
    118,733,679/181,631,531 = 181,631,531/x
  3. Step 3: Cross multiply
    118,733,679x = 181,631,531 × 181,631,531
  4. Step 4: Simplify right side
    118,733,679x = 32,990,013,053,403,960
  5. Step 5: Solve for x
    x = 32,990,013,053,403,960/118,733,679
  6. Step 6: Final answer
    x = 277,848,823.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.