Home / 252,762,453.90-378,505,951.65-201,744,117.90

Finding the Fourth Proportional to 252,762,453.90, 378,505,951.65 and 201,744,117.90

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Solution

The fourth proportional to 252,762,453.90, 378,505,951.65 and 201,744,117.90 is: 302,107,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,762,453.90 : 378,505,951.65 = 201,744,117.90 : x
  2. Step 2: Convert to fraction form
    252,762,453.90/378,505,951.65 = 201,744,117.90/x
  3. Step 3: Cross multiply
    252,762,453.90x = 378,505,951.65 × 201,744,117.90
  4. Step 4: Simplify right side
    252,762,453.90x = 76,361,349,335,529,296
  5. Step 5: Solve for x
    x = 76,361,349,335,529,296/252,762,453.90
  6. Step 6: Final answer
    x = 302,107,168.84

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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.