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Finding the Third Proportional to 76,539,873 and 118,194,039

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Solution

The third proportional to 76,539,873 and 118,194,039 is: 182,517,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,539,873 : 118,194,039 = 118,194,039 : x
  2. Step 2: Convert to fraction form
    76,539,873/118,194,039 = 118,194,039/x
  3. Step 3: Cross multiply
    76,539,873x = 118,194,039 × 118,194,039
  4. Step 4: Simplify right side
    76,539,873x = 13,969,830,855,133,520
  5. Step 5: Solve for x
    x = 13,969,830,855,133,520/76,539,873
  6. Step 6: Final answer
    x = 182,517,037.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.