Home / 248,522,861.16-342,946,793.70-142,651,817.64

Finding the Fourth Proportional to 248,522,861.16, 342,946,793.70 and 142,651,817.64

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Solution

The fourth proportional to 248,522,861.16, 342,946,793.70 and 142,651,817.64 is: 196,851,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,522,861.16 : 342,946,793.70 = 142,651,817.64 : x
  2. Step 2: Convert to fraction form
    248,522,861.16/342,946,793.70 = 142,651,817.64/x
  3. Step 3: Cross multiply
    248,522,861.16x = 342,946,793.70 × 142,651,817.64
  4. Step 4: Simplify right side
    248,522,861.16x = 48,921,983,475,115,096
  5. Step 5: Solve for x
    x = 48,921,983,475,115,096/248,522,861.16
  6. Step 6: Final answer
    x = 196,851,039.16

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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.