Home / 3,558,629,315.94-4,910,908,377.98-1,972,717,255.50

Finding the Fourth Proportional to 3,558,629,315.94, 4,910,908,377.98 and 1,972,717,255.50

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Solution

The fourth proportional to 3,558,629,315.94, 4,910,908,377.98 and 1,972,717,255.50 is: 2,722,349,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,629,315.94 : 4,910,908,377.98 = 1,972,717,255.50 : x
  2. Step 2: Convert to fraction form
    3,558,629,315.94/4,910,908,377.98 = 1,972,717,255.50/x
  3. Step 3: Cross multiply
    3,558,629,315.94x = 4,910,908,377.98 × 1,972,717,255.50
  4. Step 4: Simplify right side
    3,558,629,315.94x = 9,687,833,697,420,660,736
  5. Step 5: Solve for x
    x = 9,687,833,697,420,660,736/3,558,629,315.94
  6. Step 6: Final answer
    x = 2,722,349,769.34

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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.