Home / 275,543,466.42-413,315,199.54-113,985,402.42

Finding the Fourth Proportional to 275,543,466.42, 413,315,199.54 and 113,985,402.42

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Solution

The fourth proportional to 275,543,466.42, 413,315,199.54 and 113,985,402.42 is: 170,978,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,543,466.42 : 413,315,199.54 = 113,985,402.42 : x
  2. Step 2: Convert to fraction form
    275,543,466.42/413,315,199.54 = 113,985,402.42/x
  3. Step 3: Cross multiply
    275,543,466.42x = 413,315,199.54 × 113,985,402.42
  4. Step 4: Simplify right side
    275,543,466.42x = 47,111,899,345,869,504
  5. Step 5: Solve for x
    x = 47,111,899,345,869,504/275,543,466.42
  6. Step 6: Final answer
    x = 170,978,103.59

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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.