Home / 192,012,163.39-264,892,345.32-112,586,683.90

Finding the Fourth Proportional to 192,012,163.39, 264,892,345.32 and 112,586,683.90

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Solution

The fourth proportional to 192,012,163.39, 264,892,345.32 and 112,586,683.90 is: 155,320,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,012,163.39 : 264,892,345.32 = 112,586,683.90 : x
  2. Step 2: Convert to fraction form
    192,012,163.39/264,892,345.32 = 112,586,683.90/x
  3. Step 3: Cross multiply
    192,012,163.39x = 264,892,345.32 × 112,586,683.90
  4. Step 4: Simplify right side
    192,012,163.39x = 29,823,350,750,072,484
  5. Step 5: Solve for x
    x = 29,823,350,750,072,484/192,012,163.39
  6. Step 6: Final answer
    x = 155,320,112.14

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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.