Home / 188,987,212.80-260,836,174.44-110,666,193.84

Finding the Fourth Proportional to 188,987,212.80, 260,836,174.44 and 110,666,193.84

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Solution

The fourth proportional to 188,987,212.80, 260,836,174.44 and 110,666,193.84 is: 152,739,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,987,212.80 : 260,836,174.44 = 110,666,193.84 : x
  2. Step 2: Convert to fraction form
    188,987,212.80/260,836,174.44 = 110,666,193.84/x
  3. Step 3: Cross multiply
    188,987,212.80x = 260,836,174.44 × 110,666,193.84
  4. Step 4: Simplify right side
    188,987,212.80x = 28,865,746,641,061,096
  5. Step 5: Solve for x
    x = 28,865,746,641,061,096/188,987,212.80
  6. Step 6: Final answer
    x = 152,739,152.10

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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.