Home / 810,910,238,057.76-1,119,057,236,684.20-440,113,661,712.48

Finding the Fourth Proportional to 810,910,238,057.76, 1,119,057,236,684.20 and 440,113,661,712.48

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Solution

The fourth proportional to 810,910,238,057.76, 1,119,057,236,684.20 and 440,113,661,712.48 is: 607,357,454,608.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,910,238,057.76 : 1,119,057,236,684.20 = 440,113,661,712.48 : x
  2. Step 2: Convert to fraction form
    810,910,238,057.76/1,119,057,236,684.20 = 440,113,661,712.48/x
  3. Step 3: Cross multiply
    810,910,238,057.76x = 1,119,057,236,684.20 × 440,113,661,712.48
  4. Step 4: Simplify right side
    810,910,238,057.76x = 492,512,378,102,932,639,318,016
  5. Step 5: Solve for x
    x = 492,512,378,102,932,639,318,016/810,910,238,057.76
  6. Step 6: Final answer
    x = 607,357,454,608.75

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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.