Home / 170,345,458.82-255,517,991.06-61,170,745.34

Finding the Fourth Proportional to 170,345,458.82, 255,517,991.06 and 61,170,745.34

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Solution

The fourth proportional to 170,345,458.82, 255,517,991.06 and 61,170,745.34 is: 91,756,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,345,458.82 : 255,517,991.06 = 61,170,745.34 : x
  2. Step 2: Convert to fraction form
    170,345,458.82/255,517,991.06 = 61,170,745.34/x
  3. Step 3: Cross multiply
    170,345,458.82x = 255,517,991.06 × 61,170,745.34
  4. Step 4: Simplify right side
    170,345,458.82x = 15,630,225,961,252,598
  5. Step 5: Solve for x
    x = 15,630,225,961,252,598/170,345,458.82
  6. Step 6: Final answer
    x = 91,756,047.21

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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.