Home / 783,336,389,660.75-1,175,541,310,071.40-273,395,156,621.40

Finding the Fourth Proportional to 783,336,389,660.75, 1,175,541,310,071.40 and 273,395,156,621.40

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Solution

The fourth proportional to 783,336,389,660.75, 1,175,541,310,071.40 and 273,395,156,621.40 is: 410,280,059,529.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,660.75 : 1,175,541,310,071.40 = 273,395,156,621.40 : x
  2. Step 2: Convert to fraction form
    783,336,389,660.75/1,175,541,310,071.40 = 273,395,156,621.40/x
  3. Step 3: Cross multiply
    783,336,389,660.75x = 1,175,541,310,071.40 × 273,395,156,621.40
  4. Step 4: Simplify right side
    783,336,389,660.75x = 321,387,300,581,896,137,736,192
  5. Step 5: Solve for x
    x = 321,387,300,581,896,137,736,192/783,336,389,660.75
  6. Step 6: Final answer
    x = 410,280,059,529.83

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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.