Home / 311,970,188,760.56-467,628,677,293.74-130,556,961,186.68

Finding the Fourth Proportional to 311,970,188,760.56, 467,628,677,293.74 and 130,556,961,186.68

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Solution

The fourth proportional to 311,970,188,760.56, 467,628,677,293.74 and 130,556,961,186.68 is: 195,698,759,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,970,188,760.56 : 467,628,677,293.74 = 130,556,961,186.68 : x
  2. Step 2: Convert to fraction form
    311,970,188,760.56/467,628,677,293.74 = 130,556,961,186.68/x
  3. Step 3: Cross multiply
    311,970,188,760.56x = 467,628,677,293.74 × 130,556,961,186.68
  4. Step 4: Simplify right side
    311,970,188,760.56x = 61,052,179,071,217,315,086,336
  5. Step 5: Solve for x
    x = 61,052,179,071,217,315,086,336/311,970,188,760.56
  6. Step 6: Final answer
    x = 195,698,759,916.05

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1.5x scale

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.