Home / 83,159,429.52-114,774,172.44-48,372,285

Finding the Fourth Proportional to 83,159,429.52, 114,774,172.44 and 48,372,285

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Solution

The fourth proportional to 83,159,429.52, 114,774,172.44 and 48,372,285 is: 66,761,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,159,429.52 : 114,774,172.44 = 48,372,285 : x
  2. Step 2: Convert to fraction form
    83,159,429.52/114,774,172.44 = 48,372,285/x
  3. Step 3: Cross multiply
    83,159,429.52x = 114,774,172.44 × 48,372,285
  4. Step 4: Simplify right side
    83,159,429.52x = 5,551,888,979,906,825
  5. Step 5: Solve for x
    x = 5,551,888,979,906,825/83,159,429.52
  6. Step 6: Final answer
    x = 66,761,989.73

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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.