Home / 86,193,684.38-118,949,796.45-47,037,983.27

Finding the Fourth Proportional to 86,193,684.38, 118,949,796.45 and 47,037,983.27

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Solution

The fourth proportional to 86,193,684.38, 118,949,796.45 and 47,037,983.27 is: 64,913,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,684.38 : 118,949,796.45 = 47,037,983.27 : x
  2. Step 2: Convert to fraction form
    86,193,684.38/118,949,796.45 = 47,037,983.27/x
  3. Step 3: Cross multiply
    86,193,684.38x = 118,949,796.45 × 47,037,983.27
  4. Step 4: Simplify right side
    86,193,684.38x = 5,595,158,534,790,257
  5. Step 5: Solve for x
    x = 5,595,158,534,790,257/86,193,684.38
  6. Step 6: Final answer
    x = 64,913,787.77

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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.