Home / 193,320,615.60-289,980,923.40-185,888,833.20

Finding the Fourth Proportional to 193,320,615.60, 289,980,923.40 and 185,888,833.20

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Solution

The fourth proportional to 193,320,615.60, 289,980,923.40 and 185,888,833.20 is: 278,833,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,320,615.60 : 289,980,923.40 = 185,888,833.20 : x
  2. Step 2: Convert to fraction form
    193,320,615.60/289,980,923.40 = 185,888,833.20/x
  3. Step 3: Cross multiply
    193,320,615.60x = 289,980,923.40 × 185,888,833.20
  4. Step 4: Simplify right side
    193,320,615.60x = 53,904,215,501,084,568
  5. Step 5: Solve for x
    x = 53,904,215,501,084,568/193,320,615.60
  6. Step 6: Final answer
    x = 278,833,249.80

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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.