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Finding the Third Proportional to 117,847,429 and 277,799,159

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Solution

The third proportional to 117,847,429 and 277,799,159 is: 654,849,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,847,429 : 277,799,159 = 277,799,159 : x
  2. Step 2: Convert to fraction form
    117,847,429/277,799,159 = 277,799,159/x
  3. Step 3: Cross multiply
    117,847,429x = 277,799,159 × 277,799,159
  4. Step 4: Simplify right side
    117,847,429x = 77,172,372,741,107,280
  5. Step 5: Solve for x
    x = 77,172,372,741,107,280/117,847,429
  6. Step 6: Final answer
    x = 654,849,863.05

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.