Home / 329,824,871.70-494,737,307.55-298,080,129.30

Finding the Fourth Proportional to 329,824,871.70, 494,737,307.55 and 298,080,129.30

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Solution

The fourth proportional to 329,824,871.70, 494,737,307.55 and 298,080,129.30 is: 447,120,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,824,871.70 : 494,737,307.55 = 298,080,129.30 : x
  2. Step 2: Convert to fraction form
    329,824,871.70/494,737,307.55 = 298,080,129.30/x
  3. Step 3: Cross multiply
    329,824,871.70x = 494,737,307.55 × 298,080,129.30
  4. Step 4: Simplify right side
    329,824,871.70x = 147,471,360,604,037,888
  5. Step 5: Solve for x
    x = 147,471,360,604,037,888/329,824,871.70
  6. Step 6: Final answer
    x = 447,120,193.95

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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.