Home / 329,856,838.60-494,659,286.70-99,749,446.60

Finding the Fourth Proportional to 329,856,838.60, 494,659,286.70 and 99,749,446.60

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Solution

The fourth proportional to 329,856,838.60, 494,659,286.70 and 99,749,446.60 is: 149,586,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,856,838.60 : 494,659,286.70 = 99,749,446.60 : x
  2. Step 2: Convert to fraction form
    329,856,838.60/494,659,286.70 = 99,749,446.60/x
  3. Step 3: Cross multiply
    329,856,838.60x = 494,659,286.70 × 99,749,446.60
  4. Step 4: Simplify right side
    329,856,838.60x = 49,341,990,103,875,736
  5. Step 5: Solve for x
    x = 49,341,990,103,875,736/329,856,838.60
  6. Step 6: Final answer
    x = 149,586,075.93

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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.