Home / 12,681,860,651.70-19,022,790,977.55-9,180,869,061.30

Finding the Fourth Proportional to 12,681,860,651.70, 19,022,790,977.55 and 9,180,869,061.30

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Solution

The fourth proportional to 12,681,860,651.70, 19,022,790,977.55 and 9,180,869,061.30 is: 13,771,303,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,681,860,651.70 : 19,022,790,977.55 = 9,180,869,061.30 : x
  2. Step 2: Convert to fraction form
    12,681,860,651.70/19,022,790,977.55 = 9,180,869,061.30/x
  3. Step 3: Cross multiply
    12,681,860,651.70x = 19,022,790,977.55 × 9,180,869,061.30
  4. Step 4: Simplify right side
    12,681,860,651.70x = 174,645,753,145,365,561,344
  5. Step 5: Solve for x
    x = 174,645,753,145,365,561,344/12,681,860,651.70
  6. Step 6: Final answer
    x = 13,771,303,591.95

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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.