Home / 185,809,556.23-256,354,425.63-105,332,914.38

Finding the Fourth Proportional to 185,809,556.23, 256,354,425.63 and 105,332,914.38

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Solution

The fourth proportional to 185,809,556.23, 256,354,425.63 and 105,332,914.38 is: 145,323,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,809,556.23 : 256,354,425.63 = 105,332,914.38 : x
  2. Step 2: Convert to fraction form
    185,809,556.23/256,354,425.63 = 105,332,914.38/x
  3. Step 3: Cross multiply
    185,809,556.23x = 256,354,425.63 × 105,332,914.38
  4. Step 4: Simplify right side
    185,809,556.23x = 27,002,558,765,818,864
  5. Step 5: Solve for x
    x = 27,002,558,765,818,864/185,809,556.23
  6. Step 6: Final answer
    x = 145,323,842.94

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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.