Home / 1,594,320,820.80-2,391,859,144.80-818,086,286.40

Finding the Fourth Proportional to 1,594,320,820.80, 2,391,859,144.80 and 818,086,286.40

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Solution

The fourth proportional to 1,594,320,820.80, 2,391,859,144.80 and 818,086,286.40 is: 1,227,323,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,320,820.80 : 2,391,859,144.80 = 818,086,286.40 : x
  2. Step 2: Convert to fraction form
    1,594,320,820.80/2,391,859,144.80 = 818,086,286.40/x
  3. Step 3: Cross multiply
    1,594,320,820.80x = 2,391,859,144.80 × 818,086,286.40
  4. Step 4: Simplify right side
    1,594,320,820.80x = 1,956,747,165,361,312,000
  5. Step 5: Solve for x
    x = 1,956,747,165,361,312,000/1,594,320,820.80
  6. Step 6: Final answer
    x = 1,227,323,346.61

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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.