Home / 8,087,819,815.20-12,133,073,415.60-3,180,653,709.60

Finding the Fourth Proportional to 8,087,819,815.20, 12,133,073,415.60 and 3,180,653,709.60

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Solution

The fourth proportional to 8,087,819,815.20, 12,133,073,415.60 and 3,180,653,709.60 is: 4,771,508,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,819,815.20 : 12,133,073,415.60 = 3,180,653,709.60 : x
  2. Step 2: Convert to fraction form
    8,087,819,815.20/12,133,073,415.60 = 3,180,653,709.60/x
  3. Step 3: Cross multiply
    8,087,819,815.20x = 12,133,073,415.60 × 3,180,653,709.60
  4. Step 4: Simplify right side
    8,087,819,815.20x = 38,591,104,968,177,278,976
  5. Step 5: Solve for x
    x = 38,591,104,968,177,278,976/8,087,819,815.20
  6. Step 6: Final answer
    x = 4,771,508,991.29

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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.