Home / 598,049,839.82-825,308,809.98-330,125,743.22

Finding the Fourth Proportional to 598,049,839.82, 825,308,809.98 and 330,125,743.22

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Solution

The fourth proportional to 598,049,839.82, 825,308,809.98 and 330,125,743.22 is: 455,573,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,049,839.82 : 825,308,809.98 = 330,125,743.22 : x
  2. Step 2: Convert to fraction form
    598,049,839.82/825,308,809.98 = 330,125,743.22/x
  3. Step 3: Cross multiply
    598,049,839.82x = 825,308,809.98 × 330,125,743.22
  4. Step 4: Simplify right side
    598,049,839.82x = 272,455,684,280,661,280
  5. Step 5: Solve for x
    x = 272,455,684,280,661,280/598,049,839.82
  6. Step 6: Final answer
    x = 455,573,542.77

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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.