Home / 326,488,885.92-450,029,532.96-220,609,236.96

Finding the Fourth Proportional to 326,488,885.92, 450,029,532.96 and 220,609,236.96

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Solution

The fourth proportional to 326,488,885.92, 450,029,532.96 and 220,609,236.96 is: 304,085,915.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,488,885.92 : 450,029,532.96 = 220,609,236.96 : x
  2. Step 2: Convert to fraction form
    326,488,885.92/450,029,532.96 = 220,609,236.96/x
  3. Step 3: Cross multiply
    326,488,885.92x = 450,029,532.96 × 220,609,236.96
  4. Step 4: Simplify right side
    326,488,885.92x = 99,280,671,875,770,768
  5. Step 5: Solve for x
    x = 99,280,671,875,770,768/326,488,885.92
  6. Step 6: Final answer
    x = 304,085,915.81

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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.