Home / 455,088,376.54-627,912,742.53-276,468,694.48

Finding the Fourth Proportional to 455,088,376.54, 627,912,742.53 and 276,468,694.48

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Solution

The fourth proportional to 455,088,376.54, 627,912,742.53 and 276,468,694.48 is: 381,460,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,088,376.54 : 627,912,742.53 = 276,468,694.48 : x
  2. Step 2: Convert to fraction form
    455,088,376.54/627,912,742.53 = 276,468,694.48/x
  3. Step 3: Cross multiply
    455,088,376.54x = 627,912,742.53 × 276,468,694.48
  4. Step 4: Simplify right side
    455,088,376.54x = 173,598,216,174,625,472
  5. Step 5: Solve for x
    x = 173,598,216,174,625,472/455,088,376.54
  6. Step 6: Final answer
    x = 381,460,448.40

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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.