Home / 86,712,462.24-130,056,031.44-25,285,114.32

Finding the Fourth Proportional to 86,712,462.24, 130,056,031.44 and 25,285,114.32

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Solution

The fourth proportional to 86,712,462.24, 130,056,031.44 and 25,285,114.32 is: 37,923,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,712,462.24 : 130,056,031.44 = 25,285,114.32 : x
  2. Step 2: Convert to fraction form
    86,712,462.24/130,056,031.44 = 25,285,114.32/x
  3. Step 3: Cross multiply
    86,712,462.24x = 130,056,031.44 × 25,285,114.32
  4. Step 4: Simplify right side
    86,712,462.24x = 3,288,481,622,965,914
  5. Step 5: Solve for x
    x = 3,288,481,622,965,914/86,712,462.24
  6. Step 6: Final answer
    x = 37,923,979.30

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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.