Home / 72,449,340,685.05-108,723,651,788.99-25,285,814,562.25

Finding the Fourth Proportional to 72,449,340,685.05, 108,723,651,788.99 and 25,285,814,562.25

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Solution

The fourth proportional to 72,449,340,685.05, 108,723,651,788.99 and 25,285,814,562.25 is: 37,946,047,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,449,340,685.05 : 108,723,651,788.99 = 25,285,814,562.25 : x
  2. Step 2: Convert to fraction form
    72,449,340,685.05/108,723,651,788.99 = 25,285,814,562.25/x
  3. Step 3: Cross multiply
    72,449,340,685.05x = 108,723,651,788.99 × 25,285,814,562.25
  4. Step 4: Simplify right side
    72,449,340,685.05x = 2,749,166,097,667,041,787,904
  5. Step 5: Solve for x
    x = 2,749,166,097,667,041,787,904/72,449,340,685.05
  6. Step 6: Final answer
    x = 37,946,047,150.63

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1.5x scale

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.