Home / 1,085,755,197.68-1,498,222,285.24-609,336,295.44

Finding the Fourth Proportional to 1,085,755,197.68, 1,498,222,285.24 and 609,336,295.44

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Solution

The fourth proportional to 1,085,755,197.68, 1,498,222,285.24 and 609,336,295.44 is: 840,816,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,755,197.68 : 1,498,222,285.24 = 609,336,295.44 : x
  2. Step 2: Convert to fraction form
    1,085,755,197.68/1,498,222,285.24 = 609,336,295.44/x
  3. Step 3: Cross multiply
    1,085,755,197.68x = 1,498,222,285.24 × 609,336,295.44
  4. Step 4: Simplify right side
    1,085,755,197.68x = 912,921,217,033,792,640
  5. Step 5: Solve for x
    x = 912,921,217,033,792,640/1,085,755,197.68
  6. Step 6: Final answer
    x = 840,816,805.65

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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.