Home / 84,993,232.76-127,515,867.82-43,523,471.13

Finding the Fourth Proportional to 84,993,232.76, 127,515,867.82 and 43,523,471.13

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Solution

The fourth proportional to 84,993,232.76, 127,515,867.82 and 43,523,471.13 is: 65,298,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,993,232.76 : 127,515,867.82 = 43,523,471.13 : x
  2. Step 2: Convert to fraction form
    84,993,232.76/127,515,867.82 = 43,523,471.13/x
  3. Step 3: Cross multiply
    84,993,232.76x = 127,515,867.82 × 43,523,471.13
  4. Step 4: Simplify right side
    84,993,232.76x = 5,549,933,191,256,886
  5. Step 5: Solve for x
    x = 5,549,933,191,256,886/84,993,232.76
  6. Step 6: Final answer
    x = 65,298,530.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.