Home / 3,847,214,246.46-5,308,707,761.64-2,153,761,622.34

Finding the Fourth Proportional to 3,847,214,246.46, 5,308,707,761.64 and 2,153,761,622.34

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Solution

The fourth proportional to 3,847,214,246.46, 5,308,707,761.64 and 2,153,761,622.34 is: 2,971,940,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,214,246.46 : 5,308,707,761.64 = 2,153,761,622.34 : x
  2. Step 2: Convert to fraction form
    3,847,214,246.46/5,308,707,761.64 = 2,153,761,622.34/x
  3. Step 3: Cross multiply
    3,847,214,246.46x = 5,308,707,761.64 × 2,153,761,622.34
  4. Step 4: Simplify right side
    3,847,214,246.46x = 11,433,691,041,238,718,464
  5. Step 5: Solve for x
    x = 11,433,691,041,238,718,464/3,847,214,246.46
  6. Step 6: Final answer
    x = 2,971,940,294.66

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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.