Home / 140,057,351.20-210,322,222.80-117,004,621.60

Finding the Fourth Proportional to 140,057,351.20, 210,322,222.80 and 117,004,621.60

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Solution

The fourth proportional to 140,057,351.20, 210,322,222.80 and 117,004,621.60 is: 175,704,251.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,057,351.20 : 210,322,222.80 = 117,004,621.60 : x
  2. Step 2: Convert to fraction form
    140,057,351.20/210,322,222.80 = 117,004,621.60/x
  3. Step 3: Cross multiply
    140,057,351.20x = 210,322,222.80 × 117,004,621.60
  4. Step 4: Simplify right side
    140,057,351.20x = 24,608,672,092,784,892
  5. Step 5: Solve for x
    x = 24,608,672,092,784,892/140,057,351.20
  6. Step 6: Final answer
    x = 175,704,251.74

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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.