Home / 248,812,921.40-373,194,183.06-67,078,470.20

Finding the Fourth Proportional to 248,812,921.40, 373,194,183.06 and 67,078,470.20

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Solution

The fourth proportional to 248,812,921.40, 373,194,183.06 and 67,078,470.20 is: 100,610,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,812,921.40 : 373,194,183.06 = 67,078,470.20 : x
  2. Step 2: Convert to fraction form
    248,812,921.40/373,194,183.06 = 67,078,470.20/x
  3. Step 3: Cross multiply
    248,812,921.40x = 373,194,183.06 × 67,078,470.20
  4. Step 4: Simplify right side
    248,812,921.40x = 25,033,294,887,203,556
  5. Step 5: Solve for x
    x = 25,033,294,887,203,556/248,812,921.40
  6. Step 6: Final answer
    x = 100,610,911.79

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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.