Home / 218,799,213.48-301,939,361.82-119,679,093.84

Finding the Fourth Proportional to 218,799,213.48, 301,939,361.82 and 119,679,093.84

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Solution

The fourth proportional to 218,799,213.48, 301,939,361.82 and 119,679,093.84 is: 165,155,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,799,213.48 : 301,939,361.82 = 119,679,093.84 : x
  2. Step 2: Convert to fraction form
    218,799,213.48/301,939,361.82 = 119,679,093.84/x
  3. Step 3: Cross multiply
    218,799,213.48x = 301,939,361.82 × 119,679,093.84
  4. Step 4: Simplify right side
    218,799,213.48x = 36,135,829,217,245,496
  5. Step 5: Solve for x
    x = 36,135,829,217,245,496/218,799,213.48
  6. Step 6: Final answer
    x = 165,155,206.19

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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.