Home / 86,209,336.31-129,201,723.88-35,031,524.27

Finding the Fourth Proportional to 86,209,336.31, 129,201,723.88 and 35,031,524.27

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Solution

The fourth proportional to 86,209,336.31, 129,201,723.88 and 35,031,524.27 is: 52,501,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,209,336.31 : 129,201,723.88 = 35,031,524.27 : x
  2. Step 2: Convert to fraction form
    86,209,336.31/129,201,723.88 = 35,031,524.27/x
  3. Step 3: Cross multiply
    86,209,336.31x = 129,201,723.88 × 35,031,524.27
  4. Step 4: Simplify right side
    86,209,336.31x = 4,526,133,325,094,471
  5. Step 5: Solve for x
    x = 4,526,133,325,094,471/86,209,336.31
  6. Step 6: Final answer
    x = 52,501,660.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.