Home / 1,111,786,610,774.90-1,534,181,322,648.60-623,951,331,656.70

Finding the Fourth Proportional to 1,111,786,610,774.90, 1,534,181,322,648.60 and 623,951,331,656.70

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Solution

The fourth proportional to 1,111,786,610,774.90, 1,534,181,322,648.60 and 623,951,331,656.70 is: 861,005,583,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,786,610,774.90 : 1,534,181,322,648.60 = 623,951,331,656.70 : x
  2. Step 2: Convert to fraction form
    1,111,786,610,774.90/1,534,181,322,648.60 = 623,951,331,656.70/x
  3. Step 3: Cross multiply
    1,111,786,610,774.90x = 1,534,181,322,648.60 × 623,951,331,656.70
  4. Step 4: Simplify right side
    1,111,786,610,774.90x = 957,254,479,269,431,338,860,544
  5. Step 5: Solve for x
    x = 957,254,479,269,431,338,860,544/1,111,786,610,774.90
  6. Step 6: Final answer
    x = 861,005,583,258.68

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Double scale
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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.