Home / 353,540,318.40-529,414,682.40-281,876,702.40

Finding the Fourth Proportional to 353,540,318.40, 529,414,682.40 and 281,876,702.40

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Solution

The fourth proportional to 353,540,318.40, 529,414,682.40 and 281,876,702.40 is: 422,100,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,540,318.40 : 529,414,682.40 = 281,876,702.40 : x
  2. Step 2: Convert to fraction form
    353,540,318.40/529,414,682.40 = 281,876,702.40/x
  3. Step 3: Cross multiply
    353,540,318.40x = 529,414,682.40 × 281,876,702.40
  4. Step 4: Simplify right side
    353,540,318.40x = 149,229,664,877,055,296
  5. Step 5: Solve for x
    x = 149,229,664,877,055,296/353,540,318.40
  6. Step 6: Final answer
    x = 422,100,838.60

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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.