Home / 11,128,128,046.40-16,692,192,069.60-5,968,347,694.40

Finding the Fourth Proportional to 11,128,128,046.40, 16,692,192,069.60 and 5,968,347,694.40

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Solution

The fourth proportional to 11,128,128,046.40, 16,692,192,069.60 and 5,968,347,694.40 is: 8,952,521,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128,128,046.40 : 16,692,192,069.60 = 5,968,347,694.40 : x
  2. Step 2: Convert to fraction form
    11,128,128,046.40/16,692,192,069.60 = 5,968,347,694.40/x
  3. Step 3: Cross multiply
    11,128,128,046.40x = 16,692,192,069.60 × 5,968,347,694.40
  4. Step 4: Simplify right side
    11,128,128,046.40x = 99,624,806,053,079,121,920
  5. Step 5: Solve for x
    x = 99,624,806,053,079,121,920/11,128,128,046.40
  6. Step 6: Final answer
    x = 8,952,521,541.60

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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.