Home / 75,212,209.28-103,814,372.16-44,290,314.69

Finding the Fourth Proportional to 75,212,209.28, 103,814,372.16 and 44,290,314.69

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Solution

The fourth proportional to 75,212,209.28, 103,814,372.16 and 44,290,314.69 is: 61,133,308.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212,209.28 : 103,814,372.16 = 44,290,314.69 : x
  2. Step 2: Convert to fraction form
    75,212,209.28/103,814,372.16 = 44,290,314.69/x
  3. Step 3: Cross multiply
    75,212,209.28x = 103,814,372.16 × 44,290,314.69
  4. Step 4: Simplify right side
    75,212,209.28x = 4,597,971,212,311,175
  5. Step 5: Solve for x
    x = 4,597,971,212,311,175/75,212,209.28
  6. Step 6: Final answer
    x = 61,133,308.76

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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.