Home / 329,508,728.30-494,263,092.45-292,520,434.70

Finding the Fourth Proportional to 329,508,728.30, 494,263,092.45 and 292,520,434.70

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Solution

The fourth proportional to 329,508,728.30, 494,263,092.45 and 292,520,434.70 is: 438,780,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,508,728.30 : 494,263,092.45 = 292,520,434.70 : x
  2. Step 2: Convert to fraction form
    329,508,728.30/494,263,092.45 = 292,520,434.70/x
  3. Step 3: Cross multiply
    329,508,728.30x = 494,263,092.45 × 292,520,434.70
  4. Step 4: Simplify right side
    329,508,728.30x = 144,582,054,659,640,288
  5. Step 5: Solve for x
    x = 144,582,054,659,640,288/329,508,728.30
  6. Step 6: Final answer
    x = 438,780,652.05

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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.