Home / 70,933,122,580.68-97,887,645,919.86-40,039,910,062.54

Finding the Fourth Proportional to 70,933,122,580.68, 97,887,645,919.86 and 40,039,910,062.54

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Solution

The fourth proportional to 70,933,122,580.68, 97,887,645,919.86 and 40,039,910,062.54 is: 55,255,040,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,933,122,580.68 : 97,887,645,919.86 = 40,039,910,062.54 : x
  2. Step 2: Convert to fraction form
    70,933,122,580.68/97,887,645,919.86 = 40,039,910,062.54/x
  3. Step 3: Cross multiply
    70,933,122,580.68x = 97,887,645,919.86 × 40,039,910,062.54
  4. Step 4: Simplify right side
    70,933,122,580.68x = 3,919,412,538,864,955,293,696
  5. Step 5: Solve for x
    x = 3,919,412,538,864,955,293,696/70,933,122,580.68
  6. Step 6: Final answer
    x = 55,255,040,188.13

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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.