Home / 197,530,661.90-271,970,401.55-167,702,311.46

Finding the Fourth Proportional to 197,530,661.90, 271,970,401.55 and 167,702,311.46

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Solution

The fourth proportional to 197,530,661.90, 271,970,401.55 and 167,702,311.46 is: 230,901,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,530,661.90 : 271,970,401.55 = 167,702,311.46 : x
  2. Step 2: Convert to fraction form
    197,530,661.90/271,970,401.55 = 167,702,311.46/x
  3. Step 3: Cross multiply
    197,530,661.90x = 271,970,401.55 × 167,702,311.46
  4. Step 4: Simplify right side
    197,530,661.90x = 45,610,064,988,480,784
  5. Step 5: Solve for x
    x = 45,610,064,988,480,784/197,530,661.90
  6. Step 6: Final answer
    x = 230,901,190.47

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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.