Home / 79,117,150.60-118,696,721.10-27,993,838.60

Finding the Fourth Proportional to 79,117,150.60, 118,696,721.10 and 27,993,838.60

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Solution

The fourth proportional to 79,117,150.60, 118,696,721.10 and 27,993,838.60 is: 41,998,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,117,150.60 : 118,696,721.10 = 27,993,838.60 : x
  2. Step 2: Convert to fraction form
    79,117,150.60/118,696,721.10 = 27,993,838.60/x
  3. Step 3: Cross multiply
    79,117,150.60x = 118,696,721.10 × 27,993,838.60
  4. Step 4: Simplify right side
    79,117,150.60x = 3,322,776,852,822,614.50
  5. Step 5: Solve for x
    x = 3,322,776,852,822,614.50/79,117,150.60
  6. Step 6: Final answer
    x = 41,998,186.58

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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.