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Finding the Fourth Proportional to 19,131,892,335.60, 26,722,661,991.60 and 19,131,892,335.60

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Solution

The fourth proportional to 19,131,892,335.60, 26,722,661,991.60 and 19,131,892,335.60 is: 26,722,661,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131,892,335.60 : 26,722,661,991.60 = 19,131,892,335.60 : x
  2. Step 2: Convert to fraction form
    19,131,892,335.60/26,722,661,991.60 = 19,131,892,335.60/x
  3. Step 3: Cross multiply
    19,131,892,335.60x = 26,722,661,991.60 × 19,131,892,335.60
  4. Step 4: Simplify right side
    19,131,892,335.60x = 511,255,092,143,921,430,528
  5. Step 5: Solve for x
    x = 511,255,092,143,921,430,528/19,131,892,335.60
  6. Step 6: Final answer
    x = 26,722,661,991.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.