Home / 2,918,086,335.72-4,377,398,585.45-952,949,713.68

Finding the Fourth Proportional to 2,918,086,335.72, 4,377,398,585.45 and 952,949,713.68

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Solution

The fourth proportional to 2,918,086,335.72, 4,377,398,585.45 and 952,949,713.68 is: 1,429,512,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,086,335.72 : 4,377,398,585.45 = 952,949,713.68 : x
  2. Step 2: Convert to fraction form
    2,918,086,335.72/4,377,398,585.45 = 952,949,713.68/x
  3. Step 3: Cross multiply
    2,918,086,335.72x = 4,377,398,585.45 × 952,949,713.68
  4. Step 4: Simplify right side
    2,918,086,335.72x = 4,171,440,728,663,049,216
  5. Step 5: Solve for x
    x = 4,171,440,728,663,049,216/2,918,086,335.72
  6. Step 6: Final answer
    x = 1,429,512,443.69

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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.