Home / 324,610,418.64-447,701,176.44-285,368,290.32

Finding the Fourth Proportional to 324,610,418.64, 447,701,176.44 and 285,368,290.32

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Solution

The fourth proportional to 324,610,418.64, 447,701,176.44 and 285,368,290.32 is: 393,578,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,610,418.64 : 447,701,176.44 = 285,368,290.32 : x
  2. Step 2: Convert to fraction form
    324,610,418.64/447,701,176.44 = 285,368,290.32/x
  3. Step 3: Cross multiply
    324,610,418.64x = 447,701,176.44 × 285,368,290.32
  4. Step 4: Simplify right side
    324,610,418.64x = 127,759,719,294,935,456
  5. Step 5: Solve for x
    x = 127,759,719,294,935,456/324,610,418.64
  6. Step 6: Final answer
    x = 393,578,615.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.