Home / 3,880,929,813.60-5,821,394,720.40-2,133,457,327.20

Finding the Fourth Proportional to 3,880,929,813.60, 5,821,394,720.40 and 2,133,457,327.20

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Solution

The fourth proportional to 3,880,929,813.60, 5,821,394,720.40 and 2,133,457,327.20 is: 3,200,185,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,929,813.60 : 5,821,394,720.40 = 2,133,457,327.20 : x
  2. Step 2: Convert to fraction form
    3,880,929,813.60/5,821,394,720.40 = 2,133,457,327.20/x
  3. Step 3: Cross multiply
    3,880,929,813.60x = 5,821,394,720.40 × 2,133,457,327.20
  4. Step 4: Simplify right side
    3,880,929,813.60x = 12,419,697,220,760,774,656
  5. Step 5: Solve for x
    x = 12,419,697,220,760,774,656/3,880,929,813.60
  6. Step 6: Final answer
    x = 3,200,185,990.80

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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.