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Finding the Third Proportional to 76,849,055 and 118,864,636

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Solution

The third proportional to 76,849,055 and 118,864,636 is: 183,851,339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,849,055 : 118,864,636 = 118,864,636 : x
  2. Step 2: Convert to fraction form
    76,849,055/118,864,636 = 118,864,636/x
  3. Step 3: Cross multiply
    76,849,055x = 118,864,636 × 118,864,636
  4. Step 4: Simplify right side
    76,849,055x = 14,128,801,691,412,496
  5. Step 5: Solve for x
    x = 14,128,801,691,412,496/76,849,055
  6. Step 6: Final answer
    x = 183,851,339.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.