Home / 459,817,650.82-635,378,398.32-327,428,806.62

Finding the Fourth Proportional to 459,817,650.82, 635,378,398.32 and 327,428,806.62

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Solution

The fourth proportional to 459,817,650.82, 635,378,398.32 and 327,428,806.62 is: 452,442,811.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,817,650.82 : 635,378,398.32 = 327,428,806.62 : x
  2. Step 2: Convert to fraction form
    459,817,650.82/635,378,398.32 = 327,428,806.62/x
  3. Step 3: Cross multiply
    459,817,650.82x = 635,378,398.32 × 327,428,806.62
  4. Step 4: Simplify right side
    459,817,650.82x = 208,041,190,714,943,520
  5. Step 5: Solve for x
    x = 208,041,190,714,943,520/459,817,650.82
  6. Step 6: Final answer
    x = 452,442,811.50

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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.