Home / 197,447,321.60-296,170,982.40-140,051,693.60

Finding the Fourth Proportional to 197,447,321.60, 296,170,982.40 and 140,051,693.60

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Solution

The fourth proportional to 197,447,321.60, 296,170,982.40 and 140,051,693.60 is: 210,077,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,447,321.60 : 296,170,982.40 = 140,051,693.60 : x
  2. Step 2: Convert to fraction form
    197,447,321.60/296,170,982.40 = 140,051,693.60/x
  3. Step 3: Cross multiply
    197,447,321.60x = 296,170,982.40 × 140,051,693.60
  4. Step 4: Simplify right side
    197,447,321.60x = 41,479,247,680,295,784
  5. Step 5: Solve for x
    x = 41,479,247,680,295,784/197,447,321.60
  6. Step 6: Final answer
    x = 210,077,540.40

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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.