Home / 170,937,225.50-256,661,979.92-147,978,974.30

Finding the Fourth Proportional to 170,937,225.50, 256,661,979.92 and 147,978,974.30

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Solution

The fourth proportional to 170,937,225.50, 256,661,979.92 and 147,978,974.30 is: 222,190,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,937,225.50 : 256,661,979.92 = 147,978,974.30 : x
  2. Step 2: Convert to fraction form
    170,937,225.50/256,661,979.92 = 147,978,974.30/x
  3. Step 3: Cross multiply
    170,937,225.50x = 256,661,979.92 × 147,978,974.30
  4. Step 4: Simplify right side
    170,937,225.50x = 37,980,576,529,455,432
  5. Step 5: Solve for x
    x = 37,980,576,529,455,432/170,937,225.50
  6. Step 6: Final answer
    x = 222,190,201.22

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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.