Home / 3,809,068,720.63-5,256,527,013.44-2,115,523,060.62

Finding the Fourth Proportional to 3,809,068,720.63, 5,256,527,013.44 and 2,115,523,060.62

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Solution

The fourth proportional to 3,809,068,720.63, 5,256,527,013.44 and 2,115,523,060.62 is: 2,919,428,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,068,720.63 : 5,256,527,013.44 = 2,115,523,060.62 : x
  2. Step 2: Convert to fraction form
    3,809,068,720.63/5,256,527,013.44 = 2,115,523,060.62/x
  3. Step 3: Cross multiply
    3,809,068,720.63x = 5,256,527,013.44 × 2,115,523,060.62
  4. Step 4: Simplify right side
    3,809,068,720.63x = 11,120,304,115,704,295,424
  5. Step 5: Solve for x
    x = 11,120,304,115,704,295,424/3,809,068,720.63
  6. Step 6: Final answer
    x = 2,919,428,587.75

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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.