Home / 6,140,209,493.91-8,473,489,114.95-3,320,817,419.55

Finding the Fourth Proportional to 6,140,209,493.91, 8,473,489,114.95 and 3,320,817,419.55

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Solution

The fourth proportional to 6,140,209,493.91, 8,473,489,114.95 and 3,320,817,419.55 is: 4,582,728,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140,209,493.91 : 8,473,489,114.95 = 3,320,817,419.55 : x
  2. Step 2: Convert to fraction form
    6,140,209,493.91/8,473,489,114.95 = 3,320,817,419.55/x
  3. Step 3: Cross multiply
    6,140,209,493.91x = 8,473,489,114.95 × 3,320,817,419.55
  4. Step 4: Simplify right side
    6,140,209,493.91x = 28,138,910,257,293,275,136
  5. Step 5: Solve for x
    x = 28,138,910,257,293,275,136/6,140,209,493.91
  6. Step 6: Final answer
    x = 4,582,728,046.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.