Home / 455,088,375.54-627,912,741.15-276,468,693.48

Finding the Fourth Proportional to 455,088,375.54, 627,912,741.15 and 276,468,693.48

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Solution

The fourth proportional to 455,088,375.54, 627,912,741.15 and 276,468,693.48 is: 381,460,447.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,088,375.54 : 627,912,741.15 = 276,468,693.48 : x
  2. Step 2: Convert to fraction form
    455,088,375.54/627,912,741.15 = 276,468,693.48/x
  3. Step 3: Cross multiply
    455,088,375.54x = 627,912,741.15 × 276,468,693.48
  4. Step 4: Simplify right side
    455,088,375.54x = 173,598,215,165,185,952
  5. Step 5: Solve for x
    x = 173,598,215,165,185,952/455,088,375.54
  6. Step 6: Final answer
    x = 381,460,447.02

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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.