Home / 81,323,523.42-112,236,574.23-46,511,382.30

Finding the Fourth Proportional to 81,323,523.42, 112,236,574.23 and 46,511,382.30

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Solution

The fourth proportional to 81,323,523.42, 112,236,574.23 and 46,511,382.30 is: 64,191,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,323,523.42 : 112,236,574.23 = 46,511,382.30 : x
  2. Step 2: Convert to fraction form
    81,323,523.42/112,236,574.23 = 46,511,382.30/x
  3. Step 3: Cross multiply
    81,323,523.42x = 112,236,574.23 × 46,511,382.30
  4. Step 4: Simplify right side
    81,323,523.42x = 5,220,278,212,053,858
  5. Step 5: Solve for x
    x = 5,220,278,212,053,858/81,323,523.42
  6. Step 6: Final answer
    x = 64,191,490.88

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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.