Home / 365,689,958.40-504,627,297.48-200,688,156.72

Finding the Fourth Proportional to 365,689,958.40, 504,627,297.48 and 200,688,156.72

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Solution

The fourth proportional to 365,689,958.40, 504,627,297.48 and 200,688,156.72 is: 276,936,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,689,958.40 : 504,627,297.48 = 200,688,156.72 : x
  2. Step 2: Convert to fraction form
    365,689,958.40/504,627,297.48 = 200,688,156.72/x
  3. Step 3: Cross multiply
    365,689,958.40x = 504,627,297.48 × 200,688,156.72
  4. Step 4: Simplify right side
    365,689,958.40x = 101,272,722,161,856,304
  5. Step 5: Solve for x
    x = 101,272,722,161,856,304/365,689,958.40
  6. Step 6: Final answer
    x = 276,936,021.45

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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.