Home / 329,237,612.23-493,856,631.58-83,612,667.91

Finding the Fourth Proportional to 329,237,612.23, 493,856,631.58 and 83,612,667.91

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Solution

The fourth proportional to 329,237,612.23, 493,856,631.58 and 83,612,667.91 is: 125,419,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,237,612.23 : 493,856,631.58 = 83,612,667.91 : x
  2. Step 2: Convert to fraction form
    329,237,612.23/493,856,631.58 = 83,612,667.91/x
  3. Step 3: Cross multiply
    329,237,612.23x = 493,856,631.58 × 83,612,667.91
  4. Step 4: Simplify right side
    329,237,612.23x = 41,292,670,530,853,472
  5. Step 5: Solve for x
    x = 41,292,670,530,853,472/329,237,612.23
  6. Step 6: Final answer
    x = 125,419,056.02

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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.