Home / 168,263,288.40-252,394,932.60-53,256,831.60

Finding the Fourth Proportional to 168,263,288.40, 252,394,932.60 and 53,256,831.60

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Solution

The fourth proportional to 168,263,288.40, 252,394,932.60 and 53,256,831.60 is: 79,885,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,263,288.40 : 252,394,932.60 = 53,256,831.60 : x
  2. Step 2: Convert to fraction form
    168,263,288.40/252,394,932.60 = 53,256,831.60/x
  3. Step 3: Cross multiply
    168,263,288.40x = 252,394,932.60 × 53,256,831.60
  4. Step 4: Simplify right side
    168,263,288.40x = 13,441,754,422,171,550
  5. Step 5: Solve for x
    x = 13,441,754,422,171,550/168,263,288.40
  6. Step 6: Final answer
    x = 79,885,247.40

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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.