Home / 214,418,668.56-321,663,876.84-168,358,679.76

Finding the Fourth Proportional to 214,418,668.56, 321,663,876.84 and 168,358,679.76

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Solution

The fourth proportional to 214,418,668.56, 321,663,876.84 and 168,358,679.76 is: 252,566,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,418,668.56 : 321,663,876.84 = 168,358,679.76 : x
  2. Step 2: Convert to fraction form
    214,418,668.56/321,663,876.84 = 168,358,679.76/x
  3. Step 3: Cross multiply
    214,418,668.56x = 321,663,876.84 × 168,358,679.76
  4. Step 4: Simplify right side
    214,418,668.56x = 54,154,905,631,265,632
  5. Step 5: Solve for x
    x = 54,154,905,631,265,632/214,418,668.56
  6. Step 6: Final answer
    x = 252,566,187.43

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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.