Home / 124,836,906.66-187,329,336.18-69,551,016.42

Finding the Fourth Proportional to 124,836,906.66, 187,329,336.18 and 69,551,016.42

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Solution

The fourth proportional to 124,836,906.66, 187,329,336.18 and 69,551,016.42 is: 104,367,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,836,906.66 : 187,329,336.18 = 69,551,016.42 : x
  2. Step 2: Convert to fraction form
    124,836,906.66/187,329,336.18 = 69,551,016.42/x
  3. Step 3: Cross multiply
    124,836,906.66x = 187,329,336.18 × 69,551,016.42
  4. Step 4: Simplify right side
    124,836,906.66x = 13,028,945,736,602,880
  5. Step 5: Solve for x
    x = 13,028,945,736,602,880/124,836,906.66
  6. Step 6: Final answer
    x = 104,367,739.36

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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.