Home / 86,384,905.75-119,211,591.26-47,226,684.38

Finding the Fourth Proportional to 86,384,905.75, 119,211,591.26 and 47,226,684.38

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Solution

The fourth proportional to 86,384,905.75, 119,211,591.26 and 47,226,684.38 is: 65,173,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,384,905.75 : 119,211,591.26 = 47,226,684.38 : x
  2. Step 2: Convert to fraction form
    86,384,905.75/119,211,591.26 = 47,226,684.38/x
  3. Step 3: Cross multiply
    86,384,905.75x = 119,211,591.26 × 47,226,684.38
  4. Step 4: Simplify right side
    86,384,905.75x = 5,629,968,194,637,453
  5. Step 5: Solve for x
    x = 5,629,968,194,637,453/86,384,905.75
  6. Step 6: Final answer
    x = 65,173,054.78

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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.