Home / 1,197,760,029.40-1,796,640,044.10-379,936,336.60

Finding the Fourth Proportional to 1,197,760,029.40, 1,796,640,044.10 and 379,936,336.60

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Solution

The fourth proportional to 1,197,760,029.40, 1,796,640,044.10 and 379,936,336.60 is: 569,904,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,760,029.40 : 1,796,640,044.10 = 379,936,336.60 : x
  2. Step 2: Convert to fraction form
    1,197,760,029.40/1,796,640,044.10 = 379,936,336.60/x
  3. Step 3: Cross multiply
    1,197,760,029.40x = 1,796,640,044.10 × 379,936,336.60
  4. Step 4: Simplify right side
    1,197,760,029.40x = 682,608,836,544,216,448
  5. Step 5: Solve for x
    x = 682,608,836,544,216,448/1,197,760,029.40
  6. Step 6: Final answer
    x = 569,904,504.90

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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.