Home / 325,782,672.44-449,158,104.32-211,005,854.69

Finding the Fourth Proportional to 325,782,672.44, 449,158,104.32 and 211,005,854.69

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Solution

The fourth proportional to 325,782,672.44, 449,158,104.32 and 211,005,854.69 is: 290,914,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,782,672.44 : 449,158,104.32 = 211,005,854.69 : x
  2. Step 2: Convert to fraction form
    325,782,672.44/449,158,104.32 = 211,005,854.69/x
  3. Step 3: Cross multiply
    325,782,672.44x = 449,158,104.32 × 211,005,854.69
  4. Step 4: Simplify right side
    325,782,672.44x = 94,774,989,689,680,960
  5. Step 5: Solve for x
    x = 94,774,989,689,680,960/325,782,672.44
  6. Step 6: Final answer
    x = 290,914,765.30

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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.