Home / 284,256,134.72-392,276,170.36-166,783,463.64

Finding the Fourth Proportional to 284,256,134.72, 392,276,170.36 and 166,783,463.64

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Solution

The fourth proportional to 284,256,134.72, 392,276,170.36 and 166,783,463.64 is: 230,162,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,256,134.72 : 392,276,170.36 = 166,783,463.64 : x
  2. Step 2: Convert to fraction form
    284,256,134.72/392,276,170.36 = 166,783,463.64/x
  3. Step 3: Cross multiply
    284,256,134.72x = 392,276,170.36 × 166,783,463.64
  4. Step 4: Simplify right side
    284,256,134.72x = 65,425,178,396,075,504
  5. Step 5: Solve for x
    x = 65,425,178,396,075,504/284,256,134.72
  6. Step 6: Final answer
    x = 230,162,766.62

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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.