Home / 188,291,396.67-259,835,500.07-103,517,898.33

Finding the Fourth Proportional to 188,291,396.67, 259,835,500.07 and 103,517,898.33

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Solution

The fourth proportional to 188,291,396.67, 259,835,500.07 and 103,517,898.33 is: 142,851,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,291,396.67 : 259,835,500.07 = 103,517,898.33 : x
  2. Step 2: Convert to fraction form
    188,291,396.67/259,835,500.07 = 103,517,898.33/x
  3. Step 3: Cross multiply
    188,291,396.67x = 259,835,500.07 × 103,517,898.33
  4. Step 4: Simplify right side
    188,291,396.67x = 26,897,624,878,253,376
  5. Step 5: Solve for x
    x = 26,897,624,878,253,376/188,291,396.67
  6. Step 6: Final answer
    x = 142,851,056.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.