Home / 201,193,819.75-277,606,768.48-117,545,795.27

Finding the Fourth Proportional to 201,193,819.75, 277,606,768.48 and 117,545,795.27

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Solution

The fourth proportional to 201,193,819.75, 277,606,768.48 and 117,545,795.27 is: 162,189,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,193,819.75 : 277,606,768.48 = 117,545,795.27 : x
  2. Step 2: Convert to fraction form
    201,193,819.75/277,606,768.48 = 117,545,795.27/x
  3. Step 3: Cross multiply
    201,193,819.75x = 277,606,768.48 × 117,545,795.27
  4. Step 4: Simplify right side
    201,193,819.75x = 32,631,508,372,224,548
  5. Step 5: Solve for x
    x = 32,631,508,372,224,548/201,193,819.75
  6. Step 6: Final answer
    x = 162,189,417.21

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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.