Home / 2,978,112,033.30-4,467,168,049.95-2,720,123,015.70

Finding the Fourth Proportional to 2,978,112,033.30, 4,467,168,049.95 and 2,720,123,015.70

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Solution

The fourth proportional to 2,978,112,033.30, 4,467,168,049.95 and 2,720,123,015.70 is: 4,080,184,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,112,033.30 : 4,467,168,049.95 = 2,720,123,015.70 : x
  2. Step 2: Convert to fraction form
    2,978,112,033.30/4,467,168,049.95 = 2,720,123,015.70/x
  3. Step 3: Cross multiply
    2,978,112,033.30x = 4,467,168,049.95 × 2,720,123,015.70
  4. Step 4: Simplify right side
    2,978,112,033.30x = 12,151,246,627,668,680,704
  5. Step 5: Solve for x
    x = 12,151,246,627,668,680,704/2,978,112,033.30
  6. Step 6: Final answer
    x = 4,080,184,523.55

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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.