Home / 547,673,653.50-821,516,791.11-197,946,281.73

Finding the Fourth Proportional to 547,673,653.50, 821,516,791.11 and 197,946,281.73

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Solution

The fourth proportional to 547,673,653.50, 821,516,791.11 and 197,946,281.73 is: 296,921,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,673,653.50 : 821,516,791.11 = 197,946,281.73 : x
  2. Step 2: Convert to fraction form
    547,673,653.50/821,516,791.11 = 197,946,281.73/x
  3. Step 3: Cross multiply
    547,673,653.50x = 821,516,791.11 × 197,946,281.73
  4. Step 4: Simplify right side
    547,673,653.50x = 162,616,194,178,985,600
  5. Step 5: Solve for x
    x = 162,616,194,178,985,600/547,673,653.50
  6. Step 6: Final answer
    x = 296,921,703.54

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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.