Home / 114,517,828.60-171,776,742.90-68,601,326.20

Finding the Fourth Proportional to 114,517,828.60, 171,776,742.90 and 68,601,326.20

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Solution

The fourth proportional to 114,517,828.60, 171,776,742.90 and 68,601,326.20 is: 102,901,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,517,828.60 : 171,776,742.90 = 68,601,326.20 : x
  2. Step 2: Convert to fraction form
    114,517,828.60/171,776,742.90 = 68,601,326.20/x
  3. Step 3: Cross multiply
    114,517,828.60x = 171,776,742.90 × 68,601,326.20
  4. Step 4: Simplify right side
    114,517,828.60x = 11,784,112,373,256,434
  5. Step 5: Solve for x
    x = 11,784,112,373,256,434/114,517,828.60
  6. Step 6: Final answer
    x = 102,901,989.30

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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.