Home / 64,370,899.92-96,650,836.92-40,212,768.72

Finding the Fourth Proportional to 64,370,899.92, 96,650,836.92 and 40,212,768.72

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Solution

The fourth proportional to 64,370,899.92, 96,650,836.92 and 40,212,768.72 is: 60,378,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370,899.92 : 96,650,836.92 = 40,212,768.72 : x
  2. Step 2: Convert to fraction form
    64,370,899.92/96,650,836.92 = 40,212,768.72/x
  3. Step 3: Cross multiply
    64,370,899.92x = 96,650,836.92 × 40,212,768.72
  4. Step 4: Simplify right side
    64,370,899.92x = 3,886,597,751,658,397
  5. Step 5: Solve for x
    x = 3,886,597,751,658,397/64,370,899.92
  6. Step 6: Final answer
    x = 60,378,179.53

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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.