Home / 806,102,613,836.77-1,209,158,441,035.20-268,879,099,404.29

Finding the Fourth Proportional to 806,102,613,836.77, 1,209,158,441,035.20 and 268,879,099,404.29

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Solution

The fourth proportional to 806,102,613,836.77, 1,209,158,441,035.20 and 268,879,099,404.29 is: 403,320,156,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,102,613,836.77 : 1,209,158,441,035.20 = 268,879,099,404.29 : x
  2. Step 2: Convert to fraction form
    806,102,613,836.77/1,209,158,441,035.20 = 268,879,099,404.29/x
  3. Step 3: Cross multiply
    806,102,613,836.77x = 1,209,158,441,035.20 × 268,879,099,404.29
  4. Step 4: Simplify right side
    806,102,613,836.77x = 325,117,432,662,639,889,088,512
  5. Step 5: Solve for x
    x = 325,117,432,662,639,889,088,512/806,102,613,836.77
  6. Step 6: Final answer
    x = 403,320,156,865.88

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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.