Home / 329,331,633.62-494,148,306.38-142,642,677.15

Finding the Fourth Proportional to 329,331,633.62, 494,148,306.38 and 142,642,677.15

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Solution

The fourth proportional to 329,331,633.62, 494,148,306.38 and 142,642,677.15 is: 214,029,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,331,633.62 : 494,148,306.38 = 142,642,677.15 : x
  2. Step 2: Convert to fraction form
    329,331,633.62/494,148,306.38 = 142,642,677.15/x
  3. Step 3: Cross multiply
    329,331,633.62x = 494,148,306.38 × 142,642,677.15
  4. Step 4: Simplify right side
    329,331,633.62x = 70,486,637,330,468,416
  5. Step 5: Solve for x
    x = 70,486,637,330,468,416/329,331,633.62
  6. Step 6: Final answer
    x = 214,029,355.63

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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.