Home / 783,336,389,612.75-1,175,541,309,999.40-273,395,156,573.20

Finding the Fourth Proportional to 783,336,389,612.75, 1,175,541,309,999.40 and 273,395,156,573.20

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Solution

The fourth proportional to 783,336,389,612.75, 1,175,541,309,999.40 and 273,395,156,573.20 is: 410,280,059,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,612.75 : 1,175,541,309,999.40 = 273,395,156,573.20 : x
  2. Step 2: Convert to fraction form
    783,336,389,612.75/1,175,541,309,999.40 = 273,395,156,573.20/x
  3. Step 3: Cross multiply
    783,336,389,612.75x = 1,175,541,309,999.40 × 273,395,156,573.20
  4. Step 4: Simplify right side
    783,336,389,612.75x = 321,387,300,505,550,611,021,824
  5. Step 5: Solve for x
    x = 321,387,300,505,550,611,021,824/783,336,389,612.75
  6. Step 6: Final answer
    x = 410,280,059,457.51

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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.