Home / 252,762,340.40-378,505,781.40-201,744,004.40

Finding the Fourth Proportional to 252,762,340.40, 378,505,781.40 and 201,744,004.40

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Solution

The fourth proportional to 252,762,340.40, 378,505,781.40 and 201,744,004.40 is: 302,106,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,762,340.40 : 378,505,781.40 = 201,744,004.40 : x
  2. Step 2: Convert to fraction form
    252,762,340.40/378,505,781.40 = 201,744,004.40/x
  3. Step 3: Cross multiply
    252,762,340.40x = 378,505,781.40 × 201,744,004.40
  4. Step 4: Simplify right side
    252,762,340.40x = 76,361,272,028,187,040
  5. Step 5: Solve for x
    x = 76,361,272,028,187,040/252,762,340.40
  6. Step 6: Final answer
    x = 302,106,998.64

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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.