Home / 67,321,239.28-100,981,886.64-16,203,258.16

Finding the Fourth Proportional to 67,321,239.28, 100,981,886.64 and 16,203,258.16

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Solution

The fourth proportional to 67,321,239.28, 100,981,886.64 and 16,203,258.16 is: 24,304,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,321,239.28 : 100,981,886.64 = 16,203,258.16 : x
  2. Step 2: Convert to fraction form
    67,321,239.28/100,981,886.64 = 16,203,258.16/x
  3. Step 3: Cross multiply
    67,321,239.28x = 100,981,886.64 × 16,203,258.16
  4. Step 4: Simplify right side
    67,321,239.28x = 1,636,235,578,711,775
  5. Step 5: Solve for x
    x = 1,636,235,578,711,775/67,321,239.28
  6. Step 6: Final answer
    x = 24,304,893.91

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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.