Home / 303,702,941.32-419,107,823.94-164,470,473.16

Finding the Fourth Proportional to 303,702,941.32, 419,107,823.94 and 164,470,473.16

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Solution

The fourth proportional to 303,702,941.32, 419,107,823.94 and 164,470,473.16 is: 226,968,042.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,702,941.32 : 419,107,823.94 = 164,470,473.16 : x
  2. Step 2: Convert to fraction form
    303,702,941.32/419,107,823.94 = 164,470,473.16/x
  3. Step 3: Cross multiply
    303,702,941.32x = 419,107,823.94 × 164,470,473.16
  4. Step 4: Simplify right side
    303,702,941.32x = 68,930,862,108,469,776
  5. Step 5: Solve for x
    x = 68,930,862,108,469,776/303,702,941.32
  6. Step 6: Final answer
    x = 226,968,042.55

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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.