Home / 86,193,629.48-118,949,736.60-47,037,934.34

Finding the Fourth Proportional to 86,193,629.48, 118,949,736.60 and 47,037,934.34

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Solution

The fourth proportional to 86,193,629.48, 118,949,736.60 and 47,037,934.34 is: 64,913,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,629.48 : 118,949,736.60 = 47,037,934.34 : x
  2. Step 2: Convert to fraction form
    86,193,629.48/118,949,736.60 = 47,037,934.34/x
  3. Step 3: Cross multiply
    86,193,629.48x = 118,949,736.60 × 47,037,934.34
  4. Step 4: Simplify right side
    86,193,629.48x = 5,595,149,899,951,095
  5. Step 5: Solve for x
    x = 5,595,149,899,951,095/86,193,629.48
  6. Step 6: Final answer
    x = 64,913,728.93

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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.