Home / 455,063,621.37-627,983,326.66-246,215,181.57

Finding the Fourth Proportional to 455,063,621.37, 627,983,326.66 and 246,215,181.57

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Solution

The fourth proportional to 455,063,621.37, 627,983,326.66 and 246,215,181.57 is: 339,774,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,063,621.37 : 627,983,326.66 = 246,215,181.57 : x
  2. Step 2: Convert to fraction form
    455,063,621.37/627,983,326.66 = 246,215,181.57/x
  3. Step 3: Cross multiply
    455,063,621.37x = 627,983,326.66 × 246,215,181.57
  4. Step 4: Simplify right side
    455,063,621.37x = 154,619,028,796,524,512
  5. Step 5: Solve for x
    x = 154,619,028,796,524,512/455,063,621.37
  6. Step 6: Final answer
    x = 339,774,531.59

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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.