Home / 394,559,345.20-591,876,342.60-107,345,009.20

Finding the Fourth Proportional to 394,559,345.20, 591,876,342.60 and 107,345,009.20

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Solution

The fourth proportional to 394,559,345.20, 591,876,342.60 and 107,345,009.20 is: 161,027,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,559,345.20 : 591,876,342.60 = 107,345,009.20 : x
  2. Step 2: Convert to fraction form
    394,559,345.20/591,876,342.60 = 107,345,009.20/x
  3. Step 3: Cross multiply
    394,559,345.20x = 591,876,342.60 × 107,345,009.20
  4. Step 4: Simplify right side
    394,559,345.20x = 63,534,971,441,659,360
  5. Step 5: Solve for x
    x = 63,534,971,441,659,360/394,559,345.20
  6. Step 6: Final answer
    x = 161,027,668.50

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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.