Home / 324,610,463.76-447,701,238.60-285,368,335.44

Finding the Fourth Proportional to 324,610,463.76, 447,701,238.60 and 285,368,335.44

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Solution

The fourth proportional to 324,610,463.76, 447,701,238.60 and 285,368,335.44 is: 393,578,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,610,463.76 : 447,701,238.60 = 285,368,335.44 : x
  2. Step 2: Convert to fraction form
    324,610,463.76/447,701,238.60 = 285,368,335.44/x
  3. Step 3: Cross multiply
    324,610,463.76x = 447,701,238.60 × 285,368,335.44
  4. Step 4: Simplify right side
    324,610,463.76x = 127,759,757,233,708,288
  5. Step 5: Solve for x
    x = 127,759,757,233,708,288/324,610,463.76
  6. Step 6: Final answer
    x = 393,578,678.13

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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.