Home / 329,856,837.60-494,659,285.20-99,749,445.60

Finding the Fourth Proportional to 329,856,837.60, 494,659,285.20 and 99,749,445.60

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Solution

The fourth proportional to 329,856,837.60, 494,659,285.20 and 99,749,445.60 is: 149,586,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,856,837.60 : 494,659,285.20 = 99,749,445.60 : x
  2. Step 2: Convert to fraction form
    329,856,837.60/494,659,285.20 = 99,749,445.60/x
  3. Step 3: Cross multiply
    329,856,837.60x = 494,659,285.20 × 99,749,445.60
  4. Step 4: Simplify right side
    329,856,837.60x = 49,341,989,459,592,280
  5. Step 5: Solve for x
    x = 49,341,989,459,592,280/329,856,837.60
  6. Step 6: Final answer
    x = 149,586,074.43

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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.