Home / 19,419,505,062.12-26,798,917,019.76-10,508,833,815.12

Finding the Fourth Proportional to 19,419,505,062.12, 26,798,917,019.76 and 10,508,833,815.12

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Solution

The fourth proportional to 19,419,505,062.12, 26,798,917,019.76 and 10,508,833,815.12 is: 14,502,190,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,505,062.12 : 26,798,917,019.76 = 10,508,833,815.12 : x
  2. Step 2: Convert to fraction form
    19,419,505,062.12/26,798,917,019.76 = 10,508,833,815.12/x
  3. Step 3: Cross multiply
    19,419,505,062.12x = 26,798,917,019.76 × 10,508,833,815.12
  4. Step 4: Simplify right side
    19,419,505,062.12x = 281,625,365,385,848,782,848
  5. Step 5: Solve for x
    x = 281,625,365,385,848,782,848/19,419,505,062.12
  6. Step 6: Final answer
    x = 14,502,190,683.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.