Home / 70,247,791.08-105,371,095.50-54,907,983.54

Finding the Fourth Proportional to 70,247,791.08, 105,371,095.50 and 54,907,983.54

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Solution

The fourth proportional to 70,247,791.08, 105,371,095.50 and 54,907,983.54 is: 82,361,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,247,791.08 : 105,371,095.50 = 54,907,983.54 : x
  2. Step 2: Convert to fraction form
    70,247,791.08/105,371,095.50 = 54,907,983.54/x
  3. Step 3: Cross multiply
    70,247,791.08x = 105,371,095.50 × 54,907,983.54
  4. Step 4: Simplify right side
    70,247,791.08x = 5,785,714,377,305,768
  5. Step 5: Solve for x
    x = 5,785,714,377,305,768/70,247,791.08
  6. Step 6: Final answer
    x = 82,361,513.27

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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.