Home / 1,622,305,921.52-2,433,432,289.75-516,895,761.92

Finding the Fourth Proportional to 1,622,305,921.52, 2,433,432,289.75 and 516,895,761.92

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Solution

The fourth proportional to 1,622,305,921.52, 2,433,432,289.75 and 516,895,761.92 is: 775,335,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,305,921.52 : 2,433,432,289.75 = 516,895,761.92 : x
  2. Step 2: Convert to fraction form
    1,622,305,921.52/2,433,432,289.75 = 516,895,761.92/x
  3. Step 3: Cross multiply
    1,622,305,921.52x = 2,433,432,289.75 × 516,895,761.92
  4. Step 4: Simplify right side
    1,622,305,921.52x = 1,257,830,837,477,597,184
  5. Step 5: Solve for x
    x = 1,257,830,837,477,597,184/1,622,305,921.52
  6. Step 6: Final answer
    x = 775,335,170.01

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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.