Home / 75,212,215.28-103,814,380.44-44,290,320.70

Finding the Fourth Proportional to 75,212,215.28, 103,814,380.44 and 44,290,320.70

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Solution

The fourth proportional to 75,212,215.28, 103,814,380.44 and 44,290,320.70 is: 61,133,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212,215.28 : 103,814,380.44 = 44,290,320.70 : x
  2. Step 2: Convert to fraction form
    75,212,215.28/103,814,380.44 = 44,290,320.70/x
  3. Step 3: Cross multiply
    75,212,215.28x = 103,814,380.44 × 44,290,320.70
  4. Step 4: Simplify right side
    75,212,215.28x = 4,597,972,202,959,407
  5. Step 5: Solve for x
    x = 4,597,972,202,959,407/75,212,215.28
  6. Step 6: Final answer
    x = 61,133,317.05

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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.