Home / 168,151,401.90-252,227,102.85-98,993,213.10

Finding the Fourth Proportional to 168,151,401.90, 252,227,102.85 and 98,993,213.10

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Solution

The fourth proportional to 168,151,401.90, 252,227,102.85 and 98,993,213.10 is: 148,489,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,401.90 : 252,227,102.85 = 98,993,213.10 : x
  2. Step 2: Convert to fraction form
    168,151,401.90/252,227,102.85 = 98,993,213.10/x
  3. Step 3: Cross multiply
    168,151,401.90x = 252,227,102.85 × 98,993,213.10
  4. Step 4: Simplify right side
    168,151,401.90x = 24,968,771,342,025,664
  5. Step 5: Solve for x
    x = 24,968,771,342,025,664/168,151,401.90
  6. Step 6: Final answer
    x = 148,489,819.65

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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.