Home / 1,111,786,610,782.70-1,534,181,322,659.40-623,951,331,664.56

Finding the Fourth Proportional to 1,111,786,610,782.70, 1,534,181,322,659.40 and 623,951,331,664.56

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Solution

The fourth proportional to 1,111,786,610,782.70, 1,534,181,322,659.40 and 623,951,331,664.56 is: 861,005,583,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,786,610,782.70 : 1,534,181,322,659.40 = 623,951,331,664.56 : x
  2. Step 2: Convert to fraction form
    1,111,786,610,782.70/1,534,181,322,659.40 = 623,951,331,664.56/x
  3. Step 3: Cross multiply
    1,111,786,610,782.70x = 1,534,181,322,659.40 × 623,951,331,664.56
  4. Step 4: Simplify right side
    1,111,786,610,782.70x = 957,254,479,288,228,665,884,672
  5. Step 5: Solve for x
    x = 957,254,479,288,228,665,884,672/1,111,786,610,782.70
  6. Step 6: Final answer
    x = 861,005,583,269.55

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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.