Home / 408,157,516.08-612,110,696.58-116,946,612.54

Finding the Fourth Proportional to 408,157,516.08, 612,110,696.58 and 116,946,612.54

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Solution

The fourth proportional to 408,157,516.08, 612,110,696.58 and 116,946,612.54 is: 175,383,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,157,516.08 : 612,110,696.58 = 116,946,612.54 : x
  2. Step 2: Convert to fraction form
    408,157,516.08/612,110,696.58 = 116,946,612.54/x
  3. Step 3: Cross multiply
    408,157,516.08x = 612,110,696.58 × 116,946,612.54
  4. Step 4: Simplify right side
    408,157,516.08x = 71,584,272,464,530,776
  5. Step 5: Solve for x
    x = 71,584,272,464,530,776/408,157,516.08
  6. Step 6: Final answer
    x = 175,383,937.93

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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.