Home / 3,220,523,218.20-4,830,784,827.30-3,166,103,659.80

Finding the Fourth Proportional to 3,220,523,218.20, 4,830,784,827.30 and 3,166,103,659.80

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Solution

The fourth proportional to 3,220,523,218.20, 4,830,784,827.30 and 3,166,103,659.80 is: 4,749,155,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,523,218.20 : 4,830,784,827.30 = 3,166,103,659.80 : x
  2. Step 2: Convert to fraction form
    3,220,523,218.20/4,830,784,827.30 = 3,166,103,659.80/x
  3. Step 3: Cross multiply
    3,220,523,218.20x = 4,830,784,827.30 × 3,166,103,659.80
  4. Step 4: Simplify right side
    3,220,523,218.20x = 15,294,765,521,420,843,008
  5. Step 5: Solve for x
    x = 15,294,765,521,420,843,008/3,220,523,218.20
  6. Step 6: Final answer
    x = 4,749,155,489.70

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Double scale
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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.