Home / 303,200,668.34-418,418,182.94-163,971,430.05

Finding the Fourth Proportional to 303,200,668.34, 418,418,182.94 and 163,971,430.05

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Solution

The fourth proportional to 303,200,668.34, 418,418,182.94 and 163,971,430.05 is: 226,281,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,200,668.34 : 418,418,182.94 = 163,971,430.05 : x
  2. Step 2: Convert to fraction form
    303,200,668.34/418,418,182.94 = 163,971,430.05/x
  3. Step 3: Cross multiply
    303,200,668.34x = 418,418,182.94 × 163,971,430.05
  4. Step 4: Simplify right side
    303,200,668.34x = 68,608,627,814,774,464
  5. Step 5: Solve for x
    x = 68,608,627,814,774,464/303,200,668.34
  6. Step 6: Final answer
    x = 226,281,255.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.