Home / 124,790,232.73-172,205,347.64-68,274,701.36

Finding the Fourth Proportional to 124,790,232.73, 172,205,347.64 and 68,274,701.36

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Solution

The fourth proportional to 124,790,232.73, 172,205,347.64 and 68,274,701.36 is: 94,216,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,790,232.73 : 172,205,347.64 = 68,274,701.36 : x
  2. Step 2: Convert to fraction form
    124,790,232.73/172,205,347.64 = 68,274,701.36/x
  3. Step 3: Cross multiply
    124,790,232.73x = 172,205,347.64 × 68,274,701.36
  4. Step 4: Simplify right side
    124,790,232.73x = 11,757,268,682,715,980
  5. Step 5: Solve for x
    x = 11,757,268,682,715,980/124,790,232.73
  6. Step 6: Final answer
    x = 94,216,257.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.