Home / 1,171,288,219.58-1,616,380,876.01-635,439,883.08

Finding the Fourth Proportional to 1,171,288,219.58, 1,616,380,876.01 and 635,439,883.08

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Solution

The fourth proportional to 1,171,288,219.58, 1,616,380,876.01 and 635,439,883.08 is: 876,908,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,288,219.58 : 1,616,380,876.01 = 635,439,883.08 : x
  2. Step 2: Convert to fraction form
    1,171,288,219.58/1,616,380,876.01 = 635,439,883.08/x
  3. Step 3: Cross multiply
    1,171,288,219.58x = 1,616,380,876.01 × 635,439,883.08
  4. Step 4: Simplify right side
    1,171,288,219.58x = 1,027,112,874,861,365,376
  5. Step 5: Solve for x
    x = 1,027,112,874,861,365,376/1,171,288,219.58
  6. Step 6: Final answer
    x = 876,908,738.34

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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.