Home / 145,529,169.60-218,293,754.40-133,624,891.20

Finding the Fourth Proportional to 145,529,169.60, 218,293,754.40 and 133,624,891.20

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Solution

The fourth proportional to 145,529,169.60, 218,293,754.40 and 133,624,891.20 is: 200,437,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529,169.60 : 218,293,754.40 = 133,624,891.20 : x
  2. Step 2: Convert to fraction form
    145,529,169.60/218,293,754.40 = 133,624,891.20/x
  3. Step 3: Cross multiply
    145,529,169.60x = 218,293,754.40 × 133,624,891.20
  4. Step 4: Simplify right side
    145,529,169.60x = 29,169,479,181,339,524
  5. Step 5: Solve for x
    x = 29,169,479,181,339,524/145,529,169.60
  6. Step 6: Final answer
    x = 200,437,336.80

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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.