Home / 303,157,765,657.32-418,341,142,425.38-165,954,049,676.52

Finding the Fourth Proportional to 303,157,765,657.32, 418,341,142,425.38 and 165,954,049,676.52

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Solution

The fourth proportional to 303,157,765,657.32, 418,341,142,425.38 and 165,954,049,676.52 is: 229,007,515,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,157,765,657.32 : 418,341,142,425.38 = 165,954,049,676.52 : x
  2. Step 2: Convert to fraction form
    303,157,765,657.32/418,341,142,425.38 = 165,954,049,676.52/x
  3. Step 3: Cross multiply
    303,157,765,657.32x = 418,341,142,425.38 × 165,954,049,676.52
  4. Step 4: Simplify right side
    303,157,765,657.32x = 69,425,406,731,793,633,116,160
  5. Step 5: Solve for x
    x = 69,425,406,731,793,633,116,160/303,157,765,657.32
  6. Step 6: Final answer
    x = 229,007,515,546.44

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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.