Home / 496,142,670.35-744,157,219.34-132,665,369.87

Finding the Fourth Proportional to 496,142,670.35, 744,157,219.34 and 132,665,369.87

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Solution

The fourth proportional to 496,142,670.35, 744,157,219.34 and 132,665,369.87 is: 198,982,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,142,670.35 : 744,157,219.34 = 132,665,369.87 : x
  2. Step 2: Convert to fraction form
    496,142,670.35/744,157,219.34 = 132,665,369.87/x
  3. Step 3: Cross multiply
    496,142,670.35x = 744,157,219.34 × 132,665,369.87
  4. Step 4: Simplify right side
    496,142,670.35x = 98,723,892,741,782,688
  5. Step 5: Solve for x
    x = 98,723,892,741,782,688/496,142,670.35
  6. Step 6: Final answer
    x = 198,982,870.54

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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.