Home / 677,188,391.50-1,015,538,838.81-234,410,762.62

Finding the Fourth Proportional to 677,188,391.50, 1,015,538,838.81 and 234,410,762.62

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Solution

The fourth proportional to 677,188,391.50, 1,015,538,838.81 and 234,410,762.62 is: 351,531,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,188,391.50 : 1,015,538,838.81 = 234,410,762.62 : x
  2. Step 2: Convert to fraction form
    677,188,391.50/1,015,538,838.81 = 234,410,762.62/x
  3. Step 3: Cross multiply
    677,188,391.50x = 1,015,538,838.81 × 234,410,762.62
  4. Step 4: Simplify right side
    677,188,391.50x = 238,053,233,675,681,344
  5. Step 5: Solve for x
    x = 238,053,233,675,681,344/677,188,391.50
  6. Step 6: Final answer
    x = 351,531,769.69

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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.