Home / 251,505,323.20-376,502,157.60-149,216,708.80

Finding the Fourth Proportional to 251,505,323.20, 376,502,157.60 and 149,216,708.80

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Solution

The fourth proportional to 251,505,323.20, 376,502,157.60 and 149,216,708.80 is: 223,376,635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,505,323.20 : 376,502,157.60 = 149,216,708.80 : x
  2. Step 2: Convert to fraction form
    251,505,323.20/376,502,157.60 = 149,216,708.80/x
  3. Step 3: Cross multiply
    251,505,323.20x = 376,502,157.60 × 149,216,708.80
  4. Step 4: Simplify right side
    251,505,323.20x = 56,180,412,813,170,912
  5. Step 5: Solve for x
    x = 56,180,412,813,170,912/251,505,323.20
  6. Step 6: Final answer
    x = 223,376,635.13

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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.