Home / 79,117,208.60-118,696,808.10-27,993,896.60

Finding the Fourth Proportional to 79,117,208.60, 118,696,808.10 and 27,993,896.60

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Solution

The fourth proportional to 79,117,208.60, 118,696,808.10 and 27,993,896.60 is: 41,998,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,117,208.60 : 118,696,808.10 = 27,993,896.60 : x
  2. Step 2: Convert to fraction form
    79,117,208.60/118,696,808.10 = 27,993,896.60/x
  3. Step 3: Cross multiply
    79,117,208.60x = 118,696,808.10 × 27,993,896.60
  4. Step 4: Simplify right side
    79,117,208.60x = 3,322,786,172,701,442.50
  5. Step 5: Solve for x
    x = 3,322,786,172,701,442.50/79,117,208.60
  6. Step 6: Final answer
    x = 41,998,273.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.