Home / 1,622,305,919.51-2,433,432,286.71-516,895,759.91

Finding the Fourth Proportional to 1,622,305,919.51, 2,433,432,286.71 and 516,895,759.91

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Solution

The fourth proportional to 1,622,305,919.51, 2,433,432,286.71 and 516,895,759.91 is: 775,335,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,305,919.51 : 2,433,432,286.71 = 516,895,759.91 : x
  2. Step 2: Convert to fraction form
    1,622,305,919.51/2,433,432,286.71 = 516,895,759.91/x
  3. Step 3: Cross multiply
    1,622,305,919.51x = 2,433,432,286.71 × 516,895,759.91
  4. Step 4: Simplify right side
    1,622,305,919.51x = 1,257,830,831,018,239,744
  5. Step 5: Solve for x
    x = 1,257,830,831,018,239,744/1,622,305,919.51
  6. Step 6: Final answer
    x = 775,335,166.99

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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.