Home / 303,566,970.44-418,922,559.37-164,337,732.21

Finding the Fourth Proportional to 303,566,970.44, 418,922,559.37 and 164,337,732.21

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Solution

The fourth proportional to 303,566,970.44, 418,922,559.37 and 164,337,732.21 is: 226,786,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,566,970.44 : 418,922,559.37 = 164,337,732.21 : x
  2. Step 2: Convert to fraction form
    303,566,970.44/418,922,559.37 = 164,337,732.21/x
  3. Step 3: Cross multiply
    303,566,970.44x = 418,922,559.37 × 164,337,732.21
  4. Step 4: Simplify right side
    303,566,970.44x = 68,844,783,376,380,280
  5. Step 5: Solve for x
    x = 68,844,783,376,380,280/303,566,970.44
  6. Step 6: Final answer
    x = 226,786,146.32

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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.