Home / 397,194,295.52-548,133,147.66-218,598,740.17

Finding the Fourth Proportional to 397,194,295.52, 548,133,147.66 and 218,598,740.17

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Solution

The fourth proportional to 397,194,295.52, 548,133,147.66 and 218,598,740.17 is: 301,669,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,194,295.52 : 548,133,147.66 = 218,598,740.17 : x
  2. Step 2: Convert to fraction form
    397,194,295.52/548,133,147.66 = 218,598,740.17/x
  3. Step 3: Cross multiply
    397,194,295.52x = 548,133,147.66 × 218,598,740.17
  4. Step 4: Simplify right side
    397,194,295.52x = 119,821,215,523,892,576
  5. Step 5: Solve for x
    x = 119,821,215,523,892,576/397,194,295.52
  6. Step 6: Final answer
    x = 301,669,024.14

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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.