Home / 214,418,513.88-321,663,644.91-168,358,524.84

Finding the Fourth Proportional to 214,418,513.88, 321,663,644.91 and 168,358,524.84

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Solution

The fourth proportional to 214,418,513.88, 321,663,644.91 and 168,358,524.84 is: 252,565,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,418,513.88 : 321,663,644.91 = 168,358,524.84 : x
  2. Step 2: Convert to fraction form
    214,418,513.88/321,663,644.91 = 168,358,524.84/x
  3. Step 3: Cross multiply
    214,418,513.88x = 321,663,644.91 × 168,358,524.84
  4. Step 4: Simplify right side
    214,418,513.88x = 54,154,816,751,705,184
  5. Step 5: Solve for x
    x = 54,154,816,751,705,184/214,418,513.88
  6. Step 6: Final answer
    x = 252,565,955.11

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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.