Home / 1,629,040,400.80-2,443,560,601.20-538,523,468.80

Finding the Fourth Proportional to 1,629,040,400.80, 2,443,560,601.20 and 538,523,468.80

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Solution

The fourth proportional to 1,629,040,400.80, 2,443,560,601.20 and 538,523,468.80 is: 807,785,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,040,400.80 : 2,443,560,601.20 = 538,523,468.80 : x
  2. Step 2: Convert to fraction form
    1,629,040,400.80/2,443,560,601.20 = 538,523,468.80/x
  3. Step 3: Cross multiply
    1,629,040,400.80x = 2,443,560,601.20 × 538,523,468.80
  4. Step 4: Simplify right side
    1,629,040,400.80x = 1,315,914,731,181,237,248
  5. Step 5: Solve for x
    x = 1,315,914,731,181,237,248/1,629,040,400.80
  6. Step 6: Final answer
    x = 807,785,203.20

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Double scale
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Similar ratio
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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.