Home / 79,117,147.60-118,696,716.60-27,993,835.60

Finding the Fourth Proportional to 79,117,147.60, 118,696,716.60 and 27,993,835.60

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Solution

The fourth proportional to 79,117,147.60, 118,696,716.60 and 27,993,835.60 is: 41,998,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,117,147.60 : 118,696,716.60 = 27,993,835.60 : x
  2. Step 2: Convert to fraction form
    79,117,147.60/118,696,716.60 = 27,993,835.60/x
  3. Step 3: Cross multiply
    79,117,147.60x = 118,696,716.60 × 27,993,835.60
  4. Step 4: Simplify right side
    79,117,147.60x = 3,322,776,370,760,191
  5. Step 5: Solve for x
    x = 3,322,776,370,760,191/79,117,147.60
  6. Step 6: Final answer
    x = 41,998,182.08

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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.