Home / 329,316,004.62-493,315,352.21-198,085,839.17

Finding the Fourth Proportional to 329,316,004.62, 493,315,352.21 and 198,085,839.17

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Solution

The fourth proportional to 329,316,004.62, 493,315,352.21 and 198,085,839.17 is: 296,732,573.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,316,004.62 : 493,315,352.21 = 198,085,839.17 : x
  2. Step 2: Convert to fraction form
    329,316,004.62/493,315,352.21 = 198,085,839.17/x
  3. Step 3: Cross multiply
    329,316,004.62x = 493,315,352.21 × 198,085,839.17
  4. Step 4: Simplify right side
    329,316,004.62x = 97,718,785,515,990,592
  5. Step 5: Solve for x
    x = 97,718,785,515,990,592/329,316,004.62
  6. Step 6: Final answer
    x = 296,732,573.41

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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.