Home / 121,528,734.75-266,108,719.50

Finding the Third Proportional to 121,528,734.75 and 266,108,719.50

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Solution

The third proportional to 121,528,734.75 and 266,108,719.50 is: 582,692,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,528,734.75 : 266,108,719.50 = 266,108,719.50 : x
  2. Step 2: Convert to fraction form
    121,528,734.75/266,108,719.50 = 266,108,719.50/x
  3. Step 3: Cross multiply
    121,528,734.75x = 266,108,719.50 × 266,108,719.50
  4. Step 4: Simplify right side
    121,528,734.75x = 70,813,850,593,929,680
  5. Step 5: Solve for x
    x = 70,813,850,593,929,680/121,528,734.75
  6. Step 6: Final answer
    x = 582,692,239.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.