Home / 3,213,334,901.70-4,820,002,352.55-2,980,882,608.30

Finding the Fourth Proportional to 3,213,334,901.70, 4,820,002,352.55 and 2,980,882,608.30

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Solution

The fourth proportional to 3,213,334,901.70, 4,820,002,352.55 and 2,980,882,608.30 is: 4,471,323,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,334,901.70 : 4,820,002,352.55 = 2,980,882,608.30 : x
  2. Step 2: Convert to fraction form
    3,213,334,901.70/4,820,002,352.55 = 2,980,882,608.30/x
  3. Step 3: Cross multiply
    3,213,334,901.70x = 4,820,002,352.55 × 2,980,882,608.30
  4. Step 4: Simplify right side
    3,213,334,901.70x = 14,367,861,184,681,381,888
  5. Step 5: Solve for x
    x = 14,367,861,184,681,381,888/3,213,334,901.70
  6. Step 6: Final answer
    x = 4,471,323,912.45

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Double scale
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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.