Home / 124,836,981.92-187,329,449.06-69,551,091.66

Finding the Fourth Proportional to 124,836,981.92, 187,329,449.06 and 69,551,091.66

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Solution

The fourth proportional to 124,836,981.92, 187,329,449.06 and 69,551,091.66 is: 104,367,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,836,981.92 : 187,329,449.06 = 69,551,091.66 : x
  2. Step 2: Convert to fraction form
    124,836,981.92/187,329,449.06 = 69,551,091.66/x
  3. Step 3: Cross multiply
    124,836,981.92x = 187,329,449.06 × 69,551,091.66
  4. Step 4: Simplify right side
    124,836,981.92x = 13,028,967,682,189,360
  5. Step 5: Solve for x
    x = 13,028,967,682,189,360/124,836,981.92
  6. Step 6: Final answer
    x = 104,367,852.23

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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.