Home / 2,883,192,231.52-3,978,959,765.16-1,612,957,439.81

Finding the Fourth Proportional to 2,883,192,231.52, 3,978,959,765.16 and 1,612,957,439.81

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Solution

The fourth proportional to 2,883,192,231.52, 3,978,959,765.16 and 1,612,957,439.81 is: 2,225,967,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,192,231.52 : 3,978,959,765.16 = 1,612,957,439.81 : x
  2. Step 2: Convert to fraction form
    2,883,192,231.52/3,978,959,765.16 = 1,612,957,439.81/x
  3. Step 3: Cross multiply
    2,883,192,231.52x = 3,978,959,765.16 × 1,612,957,439.81
  4. Step 4: Simplify right side
    2,883,192,231.52x = 6,417,892,755,935,548,416
  5. Step 5: Solve for x
    x = 6,417,892,755,935,548,416/2,883,192,231.52
  6. Step 6: Final answer
    x = 2,225,967,691.56

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1.5x scale

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.