Home / 126,612,436.23-174,725,162-68,665,684.23

Finding the Fourth Proportional to 126,612,436.23, 174,725,162 and 68,665,684.23

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Solution

The fourth proportional to 126,612,436.23, 174,725,162 and 68,665,684.23 is: 94,758,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,612,436.23 : 174,725,162 = 68,665,684.23 : x
  2. Step 2: Convert to fraction form
    126,612,436.23/174,725,162 = 68,665,684.23/x
  3. Step 3: Cross multiply
    126,612,436.23x = 174,725,162 × 68,665,684.23
  4. Step 4: Simplify right side
    126,612,436.23x = 11,997,622,800,927,596
  5. Step 5: Solve for x
    x = 11,997,622,800,927,596/126,612,436.23
  6. Step 6: Final answer
    x = 94,758,644.24

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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.