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Finding the Third Proportional to 117,713,074 and 253,416,290

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Solution

The third proportional to 117,713,074 and 253,416,290 is: 545,562,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,713,074 : 253,416,290 = 253,416,290 : x
  2. Step 2: Convert to fraction form
    117,713,074/253,416,290 = 253,416,290/x
  3. Step 3: Cross multiply
    117,713,074x = 253,416,290 × 253,416,290
  4. Step 4: Simplify right side
    117,713,074x = 64,219,816,037,364,096
  5. Step 5: Solve for x
    x = 64,219,816,037,364,096/117,713,074
  6. Step 6: Final answer
    x = 545,562,305.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.