Home / 86,892,335.20-130,355,998.80-25,481,375.20

Finding the Fourth Proportional to 86,892,335.20, 130,355,998.80 and 25,481,375.20

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Solution

The fourth proportional to 86,892,335.20, 130,355,998.80 and 25,481,375.20 is: 38,227,193.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,892,335.20 : 130,355,998.80 = 25,481,375.20 : x
  2. Step 2: Convert to fraction form
    86,892,335.20/130,355,998.80 = 25,481,375.20/x
  3. Step 3: Cross multiply
    86,892,335.20x = 130,355,998.80 × 25,481,375.20
  4. Step 4: Simplify right side
    86,892,335.20x = 3,321,650,114,993,549.50
  5. Step 5: Solve for x
    x = 3,321,650,114,993,549.50/86,892,335.20
  6. Step 6: Final answer
    x = 38,227,193.54

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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.