Home / 123,164,182.54-169,959,656.53-67,409,489.34

Finding the Fourth Proportional to 123,164,182.54, 169,959,656.53 and 67,409,489.34

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Solution

The fourth proportional to 123,164,182.54, 169,959,656.53 and 67,409,489.34 is: 93,021,310.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,164,182.54 : 169,959,656.53 = 67,409,489.34 : x
  2. Step 2: Convert to fraction form
    123,164,182.54/169,959,656.53 = 67,409,489.34/x
  3. Step 3: Cross multiply
    123,164,182.54x = 169,959,656.53 × 67,409,489.34
  4. Step 4: Simplify right side
    123,164,182.54x = 11,456,893,655,366,986
  5. Step 5: Solve for x
    x = 11,456,893,655,366,986/123,164,182.54
  6. Step 6: Final answer
    x = 93,021,310.41

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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.