Home / 783,336,386,428.70-1,175,541,305,226.60-273,395,153,391.85

Finding the Fourth Proportional to 783,336,386,428.70, 1,175,541,305,226.60 and 273,395,153,391.85

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Solution

The fourth proportional to 783,336,386,428.70, 1,175,541,305,226.60 and 273,395,153,391.85 is: 410,280,054,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,386,428.70 : 1,175,541,305,226.60 = 273,395,153,391.85 : x
  2. Step 2: Convert to fraction form
    783,336,386,428.70/1,175,541,305,226.60 = 273,395,153,391.85/x
  3. Step 3: Cross multiply
    783,336,386,428.70x = 1,175,541,305,226.60 × 273,395,153,391.85
  4. Step 4: Simplify right side
    783,336,386,428.70x = 321,387,295,460,881,875,337,216
  5. Step 5: Solve for x
    x = 321,387,295,460,881,875,337,216/783,336,386,428.70
  6. Step 6: Final answer
    x = 410,280,054,685.21

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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.