Home / 299,559,588.30-449,339,382.45-247,603,466.70

Finding the Fourth Proportional to 299,559,588.30, 449,339,382.45 and 247,603,466.70

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Solution

The fourth proportional to 299,559,588.30, 449,339,382.45 and 247,603,466.70 is: 371,405,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,559,588.30 : 449,339,382.45 = 247,603,466.70 : x
  2. Step 2: Convert to fraction form
    299,559,588.30/449,339,382.45 = 247,603,466.70/x
  3. Step 3: Cross multiply
    299,559,588.30x = 449,339,382.45 × 247,603,466.70
  4. Step 4: Simplify right side
    299,559,588.30x = 111,257,988,819,457,136
  5. Step 5: Solve for x
    x = 111,257,988,819,457,136/299,559,588.30
  6. Step 6: Final answer
    x = 371,405,200.05

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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.