Home / 1,416,438,142.20-2,124,657,213.30-496,194,906.60

Finding the Fourth Proportional to 1,416,438,142.20, 2,124,657,213.30 and 496,194,906.60

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Solution

The fourth proportional to 1,416,438,142.20, 2,124,657,213.30 and 496,194,906.60 is: 744,292,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,438,142.20 : 2,124,657,213.30 = 496,194,906.60 : x
  2. Step 2: Convert to fraction form
    1,416,438,142.20/2,124,657,213.30 = 496,194,906.60/x
  3. Step 3: Cross multiply
    1,416,438,142.20x = 2,124,657,213.30 × 496,194,906.60
  4. Step 4: Simplify right side
    1,416,438,142.20x = 1,054,244,087,510,409,856
  5. Step 5: Solve for x
    x = 1,054,244,087,510,409,856/1,416,438,142.20
  6. Step 6: Final answer
    x = 744,292,359.90

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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.