Home / 296,093,610.92-408,636,601.98-163,934,609.86

Finding the Fourth Proportional to 296,093,610.92, 408,636,601.98 and 163,934,609.86

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Solution

The fourth proportional to 296,093,610.92, 408,636,601.98 and 163,934,609.86 is: 226,244,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,093,610.92 : 408,636,601.98 = 163,934,609.86 : x
  2. Step 2: Convert to fraction form
    296,093,610.92/408,636,601.98 = 163,934,609.86/x
  3. Step 3: Cross multiply
    296,093,610.92x = 408,636,601.98 × 163,934,609.86
  4. Step 4: Simplify right side
    296,093,610.92x = 66,989,681,920,107,416
  5. Step 5: Solve for x
    x = 66,989,681,920,107,416/296,093,610.92
  6. Step 6: Final answer
    x = 226,244,942.31

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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.