Home / 368,174,930.17-508,092,133.53-200,921,964.42

Finding the Fourth Proportional to 368,174,930.17, 508,092,133.53 and 200,921,964.42

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Solution

The fourth proportional to 368,174,930.17, 508,092,133.53 and 200,921,964.42 is: 277,278,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,174,930.17 : 508,092,133.53 = 200,921,964.42 : x
  2. Step 2: Convert to fraction form
    368,174,930.17/508,092,133.53 = 200,921,964.42/x
  3. Step 3: Cross multiply
    368,174,930.17x = 508,092,133.53 × 200,921,964.42
  4. Step 4: Simplify right side
    368,174,930.17x = 102,086,869,575,196,544
  5. Step 5: Solve for x
    x = 102,086,869,575,196,544/368,174,930.17
  6. Step 6: Final answer
    x = 277,278,166.46

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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.