Home / 64,515,424.60-96,613,704.60-42,832,631.80

Finding the Fourth Proportional to 64,515,424.60, 96,613,704.60 and 42,832,631.80

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Solution

The fourth proportional to 64,515,424.60, 96,613,704.60 and 42,832,631.80 is: 64,143,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515,424.60 : 96,613,704.60 = 42,832,631.80 : x
  2. Step 2: Convert to fraction form
    64,515,424.60/96,613,704.60 = 42,832,631.80/x
  3. Step 3: Cross multiply
    64,515,424.60x = 96,613,704.60 × 42,832,631.80
  4. Step 4: Simplify right side
    64,515,424.60x = 4,138,219,235,965,765.50
  5. Step 5: Solve for x
    x = 4,138,219,235,965,765.50/64,515,424.60
  6. Step 6: Final answer
    x = 64,143,098.52

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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.