Home / 17,242,631,995.20-25,863,947,992.80-13,523,395,300.80

Finding the Fourth Proportional to 17,242,631,995.20, 25,863,947,992.80 and 13,523,395,300.80

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Solution

The fourth proportional to 17,242,631,995.20, 25,863,947,992.80 and 13,523,395,300.80 is: 20,285,092,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242,631,995.20 : 25,863,947,992.80 = 13,523,395,300.80 : x
  2. Step 2: Convert to fraction form
    17,242,631,995.20/25,863,947,992.80 = 13,523,395,300.80/x
  3. Step 3: Cross multiply
    17,242,631,995.20x = 25,863,947,992.80 × 13,523,395,300.80
  4. Step 4: Simplify right side
    17,242,631,995.20x = 349,768,392,745,967,091,712
  5. Step 5: Solve for x
    x = 349,768,392,745,967,091,712/17,242,631,995.20
  6. Step 6: Final answer
    x = 20,285,092,951.20

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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.