Home / 214,418,524.88-321,663,661.42-168,358,535.84

Finding the Fourth Proportional to 214,418,524.88, 321,663,661.42 and 168,358,535.84

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Solution

The fourth proportional to 214,418,524.88, 321,663,661.42 and 168,358,535.84 is: 252,565,971.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,418,524.88 : 321,663,661.42 = 168,358,535.84 : x
  2. Step 2: Convert to fraction form
    214,418,524.88/321,663,661.42 = 168,358,535.84/x
  3. Step 3: Cross multiply
    214,418,524.88x = 321,663,661.42 × 168,358,535.84
  4. Step 4: Simplify right side
    214,418,524.88x = 54,154,823,069,604,696
  5. Step 5: Solve for x
    x = 54,154,823,069,604,696/214,418,524.88
  6. Step 6: Final answer
    x = 252,565,971.62

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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.