Home / 307,738,378.46-424,682,388.27-166,612,674.29

Finding the Fourth Proportional to 307,738,378.46, 424,682,388.27 and 166,612,674.29

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Solution

The fourth proportional to 307,738,378.46, 424,682,388.27 and 166,612,674.29 is: 229,927,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,738,378.46 : 424,682,388.27 = 166,612,674.29 : x
  2. Step 2: Convert to fraction form
    307,738,378.46/424,682,388.27 = 166,612,674.29/x
  3. Step 3: Cross multiply
    307,738,378.46x = 424,682,388.27 × 166,612,674.29
  4. Step 4: Simplify right side
    307,738,378.46x = 70,757,468,432,997,968
  5. Step 5: Solve for x
    x = 70,757,468,432,997,968/307,738,378.46
  6. Step 6: Final answer
    x = 229,927,345.39

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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.