Home / 73,888,274,724.57-110,821,213,656.63-20,109,601,065.87

Finding the Fourth Proportional to 73,888,274,724.57, 110,821,213,656.63 and 20,109,601,065.87

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Solution

The fourth proportional to 73,888,274,724.57, 110,821,213,656.63 and 20,109,601,065.87 is: 30,161,353,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,888,274,724.57 : 110,821,213,656.63 = 20,109,601,065.87 : x
  2. Step 2: Convert to fraction form
    73,888,274,724.57/110,821,213,656.63 = 20,109,601,065.87/x
  3. Step 3: Cross multiply
    73,888,274,724.57x = 110,821,213,656.63 × 20,109,601,065.87
  4. Step 4: Simplify right side
    73,888,274,724.57x = 2,228,570,396,270,373,634,048
  5. Step 5: Solve for x
    x = 2,228,570,396,270,373,634,048/73,888,274,724.57
  6. Step 6: Final answer
    x = 30,161,353,808.54

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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.