Home / 86,597,209.92-119,503,796.40-47,438,932.80

Finding the Fourth Proportional to 86,597,209.92, 119,503,796.40 and 47,438,932.80

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Solution

The fourth proportional to 86,597,209.92, 119,503,796.40 and 47,438,932.80 is: 65,465,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,597,209.92 : 119,503,796.40 = 47,438,932.80 : x
  2. Step 2: Convert to fraction form
    86,597,209.92/119,503,796.40 = 47,438,932.80/x
  3. Step 3: Cross multiply
    86,597,209.92x = 119,503,796.40 × 47,438,932.80
  4. Step 4: Simplify right side
    86,597,209.92x = 5,669,132,566,764,482
  5. Step 5: Solve for x
    x = 5,669,132,566,764,482/86,597,209.92
  6. Step 6: Final answer
    x = 65,465,533.73

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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.