Home / 1,027,755,121.14-1,541,692,091.43-290,763,290.88

Finding the Fourth Proportional to 1,027,755,121.14, 1,541,692,091.43 and 290,763,290.88

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Solution

The fourth proportional to 1,027,755,121.14, 1,541,692,091.43 and 290,763,290.88 is: 436,161,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,755,121.14 : 1,541,692,091.43 = 290,763,290.88 : x
  2. Step 2: Convert to fraction form
    1,027,755,121.14/1,541,692,091.43 = 290,763,290.88/x
  3. Step 3: Cross multiply
    1,027,755,121.14x = 1,541,692,091.43 × 290,763,290.88
  4. Step 4: Simplify right side
    1,027,755,121.14x = 448,267,466,027,856,640
  5. Step 5: Solve for x
    x = 448,267,466,027,856,640/1,027,755,121.14
  6. Step 6: Final answer
    x = 436,161,743.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.