Home / 239,696,644.19-330,687,253.25-139,207,975.24

Finding the Fourth Proportional to 239,696,644.19, 330,687,253.25 and 139,207,975.24

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Solution

The fourth proportional to 239,696,644.19, 330,687,253.25 and 139,207,975.24 is: 192,052,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,696,644.19 : 330,687,253.25 = 139,207,975.24 : x
  2. Step 2: Convert to fraction form
    239,696,644.19/330,687,253.25 = 139,207,975.24/x
  3. Step 3: Cross multiply
    239,696,644.19x = 330,687,253.25 × 139,207,975.24
  4. Step 4: Simplify right side
    239,696,644.19x = 46,034,302,960,260,136
  5. Step 5: Solve for x
    x = 46,034,302,960,260,136/239,696,644.19
  6. Step 6: Final answer
    x = 192,052,346.48

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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.