Home / 13,234,314,950.40-19,851,472,425.60-11,787,945,124.80

Finding the Fourth Proportional to 13,234,314,950.40, 19,851,472,425.60 and 11,787,945,124.80

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Solution

The fourth proportional to 13,234,314,950.40, 19,851,472,425.60 and 11,787,945,124.80 is: 17,681,917,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,314,950.40 : 19,851,472,425.60 = 11,787,945,124.80 : x
  2. Step 2: Convert to fraction form
    13,234,314,950.40/19,851,472,425.60 = 11,787,945,124.80/x
  3. Step 3: Cross multiply
    13,234,314,950.40x = 19,851,472,425.60 × 11,787,945,124.80
  4. Step 4: Simplify right side
    13,234,314,950.40x = 234,008,067,599,453,126,656
  5. Step 5: Solve for x
    x = 234,008,067,599,453,126,656/13,234,314,950.40
  6. Step 6: Final answer
    x = 17,681,917,687.20

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Double scale
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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.