Home / 70,933,122,602.34-97,887,645,949.71-40,039,910,084.18

Finding the Fourth Proportional to 70,933,122,602.34, 97,887,645,949.71 and 40,039,910,084.18

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Solution

The fourth proportional to 70,933,122,602.34, 97,887,645,949.71 and 40,039,910,084.18 is: 55,255,040,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,933,122,602.34 : 97,887,645,949.71 = 40,039,910,084.18 : x
  2. Step 2: Convert to fraction form
    70,933,122,602.34/97,887,645,949.71 = 40,039,910,084.18/x
  3. Step 3: Cross multiply
    70,933,122,602.34x = 97,887,645,949.71 × 40,039,910,084.18
  4. Step 4: Simplify right side
    70,933,122,602.34x = 3,919,412,542,177,945,845,760
  5. Step 5: Solve for x
    x = 3,919,412,542,177,945,845,760/70,933,122,602.34
  6. Step 6: Final answer
    x = 55,255,040,217.96

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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.