Home / 342,328,982.92-513,474,573.74-250,307,021.32

Finding the Fourth Proportional to 342,328,982.92, 513,474,573.74 and 250,307,021.32

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Solution

The fourth proportional to 342,328,982.92, 513,474,573.74 and 250,307,021.32 is: 375,446,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,328,982.92 : 513,474,573.74 = 250,307,021.32 : x
  2. Step 2: Convert to fraction form
    342,328,982.92/513,474,573.74 = 250,307,021.32/x
  3. Step 3: Cross multiply
    342,328,982.92x = 513,474,573.74 × 250,307,021.32
  4. Step 4: Simplify right side
    342,328,982.92x = 128,526,291,076,416,096
  5. Step 5: Solve for x
    x = 128,526,291,076,416,096/342,328,982.92
  6. Step 6: Final answer
    x = 375,446,712.05

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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.