Home / 212,169,994.98-318,255,072.66-95,449,011.18

Finding the Fourth Proportional to 212,169,994.98, 318,255,072.66 and 95,449,011.18

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Solution

The fourth proportional to 212,169,994.98, 318,255,072.66 and 95,449,011.18 is: 143,173,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,169,994.98 : 318,255,072.66 = 95,449,011.18 : x
  2. Step 2: Convert to fraction form
    212,169,994.98/318,255,072.66 = 95,449,011.18/x
  3. Step 3: Cross multiply
    212,169,994.98x = 318,255,072.66 × 95,449,011.18
  4. Step 4: Simplify right side
    212,169,994.98x = 30,377,131,988,416,056
  5. Step 5: Solve for x
    x = 30,377,131,988,416,056/212,169,994.98
  6. Step 6: Final answer
    x = 143,173,552.85

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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.