Home / 531,965,517.97-797,256,054.18-216,463,787.32

Finding the Fourth Proportional to 531,965,517.97, 797,256,054.18 and 216,463,787.32

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Solution

The fourth proportional to 531,965,517.97, 797,256,054.18 and 216,463,787.32 is: 324,414,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,965,517.97 : 797,256,054.18 = 216,463,787.32 : x
  2. Step 2: Convert to fraction form
    531,965,517.97/797,256,054.18 = 216,463,787.32/x
  3. Step 3: Cross multiply
    531,965,517.97x = 797,256,054.18 × 216,463,787.32
  4. Step 4: Simplify right side
    531,965,517.97x = 172,577,064,951,601,888
  5. Step 5: Solve for x
    x = 172,577,064,951,601,888/531,965,517.97
  6. Step 6: Final answer
    x = 324,414,006.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.