Home / 366,907,102.92-506,316,520.44-199,644,021

Finding the Fourth Proportional to 366,907,102.92, 506,316,520.44 and 199,644,021

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Solution

The fourth proportional to 366,907,102.92, 506,316,520.44 and 199,644,021 is: 275,500,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,907,102.92 : 506,316,520.44 = 199,644,021 : x
  2. Step 2: Convert to fraction form
    366,907,102.92/506,316,520.44 = 199,644,021/x
  3. Step 3: Cross multiply
    366,907,102.92x = 506,316,520.44 × 199,644,021
  4. Step 4: Simplify right side
    366,907,102.92x = 101,083,066,039,370,288
  5. Step 5: Solve for x
    x = 101,083,066,039,370,288/366,907,102.92
  6. Step 6: Final answer
    x = 275,500,433.86

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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.