Home / 201,247,680.69-277,722,739.85-114,332,321.97

Finding the Fourth Proportional to 201,247,680.69, 277,722,739.85 and 114,332,321.97

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Solution

The fourth proportional to 201,247,680.69, 277,722,739.85 and 114,332,321.97 is: 157,779,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,247,680.69 : 277,722,739.85 = 114,332,321.97 : x
  2. Step 2: Convert to fraction form
    201,247,680.69/277,722,739.85 = 114,332,321.97/x
  3. Step 3: Cross multiply
    201,247,680.69x = 277,722,739.85 × 114,332,321.97
  4. Step 4: Simplify right side
    201,247,680.69x = 31,752,685,710,349,092
  5. Step 5: Solve for x
    x = 31,752,685,710,349,092/201,247,680.69
  6. Step 6: Final answer
    x = 157,779,138.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.