Home / 321,788,407.40-482,682,611.10-296,594,167.40

Finding the Fourth Proportional to 321,788,407.40, 482,682,611.10 and 296,594,167.40

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Solution

The fourth proportional to 321,788,407.40, 482,682,611.10 and 296,594,167.40 is: 444,891,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,788,407.40 : 482,682,611.10 = 296,594,167.40 : x
  2. Step 2: Convert to fraction form
    321,788,407.40/482,682,611.10 = 296,594,167.40/x
  3. Step 3: Cross multiply
    321,788,407.40x = 482,682,611.10 × 296,594,167.40
  4. Step 4: Simplify right side
    321,788,407.40x = 143,160,847,157,662,496
  5. Step 5: Solve for x
    x = 143,160,847,157,662,496/321,788,407.40
  6. Step 6: Final answer
    x = 444,891,251.10

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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.