Home / 255,485,951.75-352,636,212.62-166,399,890.34

Finding the Fourth Proportional to 255,485,951.75, 352,636,212.62 and 166,399,890.34

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Solution

The fourth proportional to 255,485,951.75, 352,636,212.62 and 166,399,890.34 is: 229,674,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,485,951.75 : 352,636,212.62 = 166,399,890.34 : x
  2. Step 2: Convert to fraction form
    255,485,951.75/352,636,212.62 = 166,399,890.34/x
  3. Step 3: Cross multiply
    255,485,951.75x = 352,636,212.62 × 166,399,890.34
  4. Step 4: Simplify right side
    255,485,951.75x = 58,678,627,109,880,928
  5. Step 5: Solve for x
    x = 58,678,627,109,880,928/255,485,951.75
  6. Step 6: Final answer
    x = 229,674,573.92

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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.