Home / 212,354,064.44-318,206,611.26-143,010,461.78

Finding the Fourth Proportional to 212,354,064.44, 318,206,611.26 and 143,010,461.78

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Solution

The fourth proportional to 212,354,064.44, 318,206,611.26 and 143,010,461.78 is: 214,297,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,354,064.44 : 318,206,611.26 = 143,010,461.78 : x
  2. Step 2: Convert to fraction form
    212,354,064.44/318,206,611.26 = 143,010,461.78/x
  3. Step 3: Cross multiply
    212,354,064.44x = 318,206,611.26 × 143,010,461.78
  4. Step 4: Simplify right side
    212,354,064.44x = 45,506,874,417,741,544
  5. Step 5: Solve for x
    x = 45,506,874,417,741,544/212,354,064.44
  6. Step 6: Final answer
    x = 214,297,167.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.