Home / 81,825,660,098.35-112,903,033,944.60-45,691,132,692.67

Finding the Fourth Proportional to 81,825,660,098.35, 112,903,033,944.60 and 45,691,132,692.67

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Solution

The fourth proportional to 81,825,660,098.35, 112,903,033,944.60 and 45,691,132,692.67 is: 63,044,618,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,825,660,098.35 : 112,903,033,944.60 = 45,691,132,692.67 : x
  2. Step 2: Convert to fraction form
    81,825,660,098.35/112,903,033,944.60 = 45,691,132,692.67/x
  3. Step 3: Cross multiply
    81,825,660,098.35x = 112,903,033,944.60 × 45,691,132,692.67
  4. Step 4: Simplify right side
    81,825,660,098.35x = 5,158,667,505,367,743,725,568
  5. Step 5: Solve for x
    x = 5,158,667,505,367,743,725,568/81,825,660,098.35
  6. Step 6: Final answer
    x = 63,044,618,267.27

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Double scale
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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.