Home / 303,563,531.12-418,917,808.19-164,334,288.38

Finding the Fourth Proportional to 303,563,531.12, 418,917,808.19 and 164,334,288.38

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Solution

The fourth proportional to 303,563,531.12, 418,917,808.19 and 164,334,288.38 is: 226,781,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,563,531.12 : 418,917,808.19 = 164,334,288.38 : x
  2. Step 2: Convert to fraction form
    303,563,531.12/418,917,808.19 = 164,334,288.38/x
  3. Step 3: Cross multiply
    303,563,531.12x = 418,917,808.19 × 164,334,288.38
  4. Step 4: Simplify right side
    303,563,531.12x = 68,842,559,896,929,232
  5. Step 5: Solve for x
    x = 68,842,559,896,929,232/303,563,531.12
  6. Step 6: Final answer
    x = 226,781,391.18

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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.