Home / 645,272,953.99-967,907,954.75-276,568,832.86

Finding the Fourth Proportional to 645,272,953.99, 967,907,954.75 and 276,568,832.86

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Solution

The fourth proportional to 645,272,953.99, 967,907,954.75 and 276,568,832.86 is: 414,852,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,272,953.99 : 967,907,954.75 = 276,568,832.86 : x
  2. Step 2: Convert to fraction form
    645,272,953.99/967,907,954.75 = 276,568,832.86/x
  3. Step 3: Cross multiply
    645,272,953.99x = 967,907,954.75 × 276,568,832.86
  4. Step 4: Simplify right side
    645,272,953.99x = 267,693,173,357,314,592
  5. Step 5: Solve for x
    x = 267,693,173,357,314,592/645,272,953.99
  6. Step 6: Final answer
    x = 414,852,616.56

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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.