Home / 18,021,245,453.55-24,869,372,295.33-9,993,151,561.68

Finding the Fourth Proportional to 18,021,245,453.55, 24,869,372,295.33 and 9,993,151,561.68

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Solution

The fourth proportional to 18,021,245,453.55, 24,869,372,295.33 and 9,993,151,561.68 is: 13,790,578,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021,245,453.55 : 24,869,372,295.33 = 9,993,151,561.68 : x
  2. Step 2: Convert to fraction form
    18,021,245,453.55/24,869,372,295.33 = 9,993,151,561.68/x
  3. Step 3: Cross multiply
    18,021,245,453.55x = 24,869,372,295.33 × 9,993,151,561.68
  4. Step 4: Simplify right side
    18,021,245,453.55x = 248,523,406,591,078,334,464
  5. Step 5: Solve for x
    x = 248,523,406,591,078,334,464/18,021,245,453.55
  6. Step 6: Final answer
    x = 13,790,578,860.47

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Double scale
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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.