Home / 2,639,313,608.20-3,961,521,329.10-1,330,693,289.80

Finding the Fourth Proportional to 2,639,313,608.20, 3,961,521,329.10 and 1,330,693,289.80

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Solution

The fourth proportional to 2,639,313,608.20, 3,961,521,329.10 and 1,330,693,289.80 is: 1,997,326,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,313,608.20 : 3,961,521,329.10 = 1,330,693,289.80 : x
  2. Step 2: Convert to fraction form
    2,639,313,608.20/3,961,521,329.10 = 1,330,693,289.80/x
  3. Step 3: Cross multiply
    2,639,313,608.20x = 3,961,521,329.10 × 1,330,693,289.80
  4. Step 4: Simplify right side
    2,639,313,608.20x = 5,271,569,850,032,947,200
  5. Step 5: Solve for x
    x = 5,271,569,850,032,947,200/2,639,313,608.20
  6. Step 6: Final answer
    x = 1,997,326,059.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.