Home / 86,193,670.39-118,949,777.13-47,037,969.22

Finding the Fourth Proportional to 86,193,670.39, 118,949,777.13 and 47,037,969.22

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Solution

The fourth proportional to 86,193,670.39, 118,949,777.13 and 47,037,969.22 is: 64,913,768.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,670.39 : 118,949,777.13 = 47,037,969.22 : x
  2. Step 2: Convert to fraction form
    86,193,670.39/118,949,777.13 = 47,037,969.22/x
  3. Step 3: Cross multiply
    86,193,670.39x = 118,949,777.13 × 47,037,969.22
  4. Step 4: Simplify right side
    86,193,670.39x = 5,595,155,955,366,800
  5. Step 5: Solve for x
    x = 5,595,155,955,366,800/86,193,670.39
  6. Step 6: Final answer
    x = 64,913,768.38

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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.