Home / 699,944,584.04-1,049,183,489.70-326,144,291.25

Finding the Fourth Proportional to 699,944,584.04, 1,049,183,489.70 and 326,144,291.25

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Solution

The fourth proportional to 699,944,584.04, 1,049,183,489.70 and 326,144,291.25 is: 488,874,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,944,584.04 : 1,049,183,489.70 = 326,144,291.25 : x
  2. Step 2: Convert to fraction form
    699,944,584.04/1,049,183,489.70 = 326,144,291.25/x
  3. Step 3: Cross multiply
    699,944,584.04x = 1,049,183,489.70 × 326,144,291.25
  4. Step 4: Simplify right side
    699,944,584.04x = 342,185,205,639,408,192
  5. Step 5: Solve for x
    x = 342,185,205,639,408,192/699,944,584.04
  6. Step 6: Final answer
    x = 488,874,710.15

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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.