Home / 3,290,530,105.42-4,540,940,347.08-1,785,156,456.40

Finding the Fourth Proportional to 3,290,530,105.42, 4,540,940,347.08 and 1,785,156,456.40

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Solution

The fourth proportional to 3,290,530,105.42, 4,540,940,347.08 and 1,785,156,456.40 is: 2,463,520,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,530,105.42 : 4,540,940,347.08 = 1,785,156,456.40 : x
  2. Step 2: Convert to fraction form
    3,290,530,105.42/4,540,940,347.08 = 1,785,156,456.40/x
  3. Step 3: Cross multiply
    3,290,530,105.42x = 4,540,940,347.08 × 1,785,156,456.40
  4. Step 4: Simplify right side
    3,290,530,105.42x = 8,106,288,978,717,119,488
  5. Step 5: Solve for x
    x = 8,106,288,978,717,119,488/3,290,530,105.42
  6. Step 6: Final answer
    x = 2,463,520,684.82

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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.