Home / 1,111,786,610,781.20-1,534,181,322,657.30-623,951,331,663.03

Finding the Fourth Proportional to 1,111,786,610,781.20, 1,534,181,322,657.30 and 623,951,331,663.03

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Solution

The fourth proportional to 1,111,786,610,781.20, 1,534,181,322,657.30 and 623,951,331,663.03 is: 861,005,583,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,786,610,781.20 : 1,534,181,322,657.30 = 623,951,331,663.03 : x
  2. Step 2: Convert to fraction form
    1,111,786,610,781.20/1,534,181,322,657.30 = 623,951,331,663.03/x
  3. Step 3: Cross multiply
    1,111,786,610,781.20x = 1,534,181,322,657.30 × 623,951,331,663.03
  4. Step 4: Simplify right side
    1,111,786,610,781.20x = 957,254,479,284,571,098,578,944
  5. Step 5: Solve for x
    x = 957,254,479,284,571,098,578,944/1,111,786,610,781.20
  6. Step 6: Final answer
    x = 861,005,583,267.42

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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.