Home / 84,827,775.80-127,157,682.90-41,661,644.60

Finding the Fourth Proportional to 84,827,775.80, 127,157,682.90 and 41,661,644.60

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Solution

The fourth proportional to 84,827,775.80, 127,157,682.90 and 41,661,644.60 is: 62,451,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,827,775.80 : 127,157,682.90 = 41,661,644.60 : x
  2. Step 2: Convert to fraction form
    84,827,775.80/127,157,682.90 = 41,661,644.60/x
  3. Step 3: Cross multiply
    84,827,775.80x = 127,157,682.90 × 41,661,644.60
  4. Step 4: Simplify right side
    84,827,775.80x = 5,297,598,193,139,298
  5. Step 5: Solve for x
    x = 5,297,598,193,139,298/84,827,775.80
  6. Step 6: Final answer
    x = 62,451,221.23

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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.