Home / 284,505,376.96-426,818,982.08-85,100,323.44

Finding the Fourth Proportional to 284,505,376.96, 426,818,982.08 and 85,100,323.44

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Solution

The fourth proportional to 284,505,376.96, 426,818,982.08 and 85,100,323.44 is: 127,668,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,505,376.96 : 426,818,982.08 = 85,100,323.44 : x
  2. Step 2: Convert to fraction form
    284,505,376.96/426,818,982.08 = 85,100,323.44/x
  3. Step 3: Cross multiply
    284,505,376.96x = 426,818,982.08 × 85,100,323.44
  4. Step 4: Simplify right side
    284,505,376.96x = 36,322,433,425,339,560
  5. Step 5: Solve for x
    x = 36,322,433,425,339,560/284,505,376.96
  6. Step 6: Final answer
    x = 127,668,706.35

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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.