Home / 199,524,987.60-299,287,481.40-131,444,552.40

Finding the Fourth Proportional to 199,524,987.60, 299,287,481.40 and 131,444,552.40

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Solution

The fourth proportional to 199,524,987.60, 299,287,481.40 and 131,444,552.40 is: 197,166,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,524,987.60 : 299,287,481.40 = 131,444,552.40 : x
  2. Step 2: Convert to fraction form
    199,524,987.60/299,287,481.40 = 131,444,552.40/x
  3. Step 3: Cross multiply
    199,524,987.60x = 299,287,481.40 × 131,444,552.40
  4. Step 4: Simplify right side
    199,524,987.60x = 39,339,709,031,546,328
  5. Step 5: Solve for x
    x = 39,339,709,031,546,328/199,524,987.60
  6. Step 6: Final answer
    x = 197,166,828.60

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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.