Home / 64,378,077.20-96,567,115.80-34,144,989.20

Finding the Fourth Proportional to 64,378,077.20, 96,567,115.80 and 34,144,989.20

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Solution

The fourth proportional to 64,378,077.20, 96,567,115.80 and 34,144,989.20 is: 51,217,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,378,077.20 : 96,567,115.80 = 34,144,989.20 : x
  2. Step 2: Convert to fraction form
    64,378,077.20/96,567,115.80 = 34,144,989.20/x
  3. Step 3: Cross multiply
    64,378,077.20x = 96,567,115.80 × 34,144,989.20
  4. Step 4: Simplify right side
    64,378,077.20x = 3,297,283,126,066,149.50
  5. Step 5: Solve for x
    x = 3,297,283,126,066,149.50/64,378,077.20
  6. Step 6: Final answer
    x = 51,217,483.80

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Similar ratio
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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.