Home / 382,628,631.92-573,601,164.63-149,405,084.87

Finding the Fourth Proportional to 382,628,631.92, 573,601,164.63 and 149,405,084.87

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Solution

The fourth proportional to 382,628,631.92, 573,601,164.63 and 149,405,084.87 is: 223,974,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,628,631.92 : 573,601,164.63 = 149,405,084.87 : x
  2. Step 2: Convert to fraction form
    382,628,631.92/573,601,164.63 = 149,405,084.87/x
  3. Step 3: Cross multiply
    382,628,631.92x = 573,601,164.63 × 149,405,084.87
  4. Step 4: Simplify right side
    382,628,631.92x = 85,698,930,683,076,000
  5. Step 5: Solve for x
    x = 85,698,930,683,076,000/382,628,631.92
  6. Step 6: Final answer
    x = 223,974,171.13

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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.