Home / 783,336,389,640.80-1,175,541,310,041.60-273,395,156,601.45

Finding the Fourth Proportional to 783,336,389,640.80, 1,175,541,310,041.60 and 273,395,156,601.45

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Solution

The fourth proportional to 783,336,389,640.80, 1,175,541,310,041.60 and 273,395,156,601.45 is: 410,280,059,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,640.80 : 1,175,541,310,041.60 = 273,395,156,601.45 : x
  2. Step 2: Convert to fraction form
    783,336,389,640.80/1,175,541,310,041.60 = 273,395,156,601.45/x
  3. Step 3: Cross multiply
    783,336,389,640.80x = 1,175,541,310,041.60 × 273,395,156,601.45
  4. Step 4: Simplify right side
    783,336,389,640.80x = 321,387,300,550,296,989,597,696
  5. Step 5: Solve for x
    x = 321,387,300,550,296,989,597,696/783,336,389,640.80
  6. Step 6: Final answer
    x = 410,280,059,499.94

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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.