Home / 303,566,972.57-418,922,562.30-164,337,734.33

Finding the Fourth Proportional to 303,566,972.57, 418,922,562.30 and 164,337,734.33

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Solution

The fourth proportional to 303,566,972.57, 418,922,562.30 and 164,337,734.33 is: 226,786,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,566,972.57 : 418,922,562.30 = 164,337,734.33 : x
  2. Step 2: Convert to fraction form
    303,566,972.57/418,922,562.30 = 164,337,734.33/x
  3. Step 3: Cross multiply
    303,566,972.57x = 418,922,562.30 × 164,337,734.33
  4. Step 4: Simplify right side
    303,566,972.57x = 68,844,784,748,100,280
  5. Step 5: Solve for x
    x = 68,844,784,748,100,280/303,566,972.57
  6. Step 6: Final answer
    x = 226,786,149.25

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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.