Home / 12,358,699,244.80-18,538,048,867.20-11,536,359,251.20

Finding the Fourth Proportional to 12,358,699,244.80, 18,538,048,867.20 and 11,536,359,251.20

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Solution

The fourth proportional to 12,358,699,244.80, 18,538,048,867.20 and 11,536,359,251.20 is: 17,304,538,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,699,244.80 : 18,538,048,867.20 = 11,536,359,251.20 : x
  2. Step 2: Convert to fraction form
    12,358,699,244.80/18,538,048,867.20 = 11,536,359,251.20/x
  3. Step 3: Cross multiply
    12,358,699,244.80x = 18,538,048,867.20 × 11,536,359,251.20
  4. Step 4: Simplify right side
    12,358,699,244.80x = 213,861,591,548,320,415,744
  5. Step 5: Solve for x
    x = 213,861,591,548,320,415,744/12,358,699,244.80
  6. Step 6: Final answer
    x = 17,304,538,876.80

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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.