Home / 465,181,328.52-641,954,538.62-256,344,944.76

Finding the Fourth Proportional to 465,181,328.52, 641,954,538.62 and 256,344,944.76

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Solution

The fourth proportional to 465,181,328.52, 641,954,538.62 and 256,344,944.76 is: 353,758,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,181,328.52 : 641,954,538.62 = 256,344,944.76 : x
  2. Step 2: Convert to fraction form
    465,181,328.52/641,954,538.62 = 256,344,944.76/x
  3. Step 3: Cross multiply
    465,181,328.52x = 641,954,538.62 × 256,344,944.76
  4. Step 4: Simplify right side
    465,181,328.52x = 164,561,800,739,693,472
  5. Step 5: Solve for x
    x = 164,561,800,739,693,472/465,181,328.52
  6. Step 6: Final answer
    x = 353,758,396.24

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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.