Home / 177,462,418.30-266,193,627.45-81,910,930.30

Finding the Fourth Proportional to 177,462,418.30, 266,193,627.45 and 81,910,930.30

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Solution

The fourth proportional to 177,462,418.30, 266,193,627.45 and 81,910,930.30 is: 122,866,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,462,418.30 : 266,193,627.45 = 81,910,930.30 : x
  2. Step 2: Convert to fraction form
    177,462,418.30/266,193,627.45 = 81,910,930.30/x
  3. Step 3: Cross multiply
    177,462,418.30x = 266,193,627.45 × 81,910,930.30
  4. Step 4: Simplify right side
    177,462,418.30x = 21,804,167,664,361,116
  5. Step 5: Solve for x
    x = 21,804,167,664,361,116/177,462,418.30
  6. Step 6: Final answer
    x = 122,866,395.45

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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.