Home / 453,448,508.28-625,738,812.82-252,515,748.12

Finding the Fourth Proportional to 453,448,508.28, 625,738,812.82 and 252,515,748.12

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Solution

The fourth proportional to 453,448,508.28, 625,738,812.82 and 252,515,748.12 is: 348,460,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,448,508.28 : 625,738,812.82 = 252,515,748.12 : x
  2. Step 2: Convert to fraction form
    453,448,508.28/625,738,812.82 = 252,515,748.12/x
  3. Step 3: Cross multiply
    453,448,508.28x = 625,738,812.82 × 252,515,748.12
  4. Step 4: Simplify right side
    453,448,508.28x = 158,008,904,446,962,976
  5. Step 5: Solve for x
    x = 158,008,904,446,962,976/453,448,508.28
  6. Step 6: Final answer
    x = 348,460,523.22

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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.