Home / 299,398,541.10-449,097,811.65-196,086,410.70

Finding the Fourth Proportional to 299,398,541.10, 449,097,811.65 and 196,086,410.70

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Solution

The fourth proportional to 299,398,541.10, 449,097,811.65 and 196,086,410.70 is: 294,129,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,398,541.10 : 449,097,811.65 = 196,086,410.70 : x
  2. Step 2: Convert to fraction form
    299,398,541.10/449,097,811.65 = 196,086,410.70/x
  3. Step 3: Cross multiply
    299,398,541.10x = 449,097,811.65 × 196,086,410.70
  4. Step 4: Simplify right side
    299,398,541.10x = 88,061,977,939,673,136
  5. Step 5: Solve for x
    x = 88,061,977,939,673,136/299,398,541.10
  6. Step 6: Final answer
    x = 294,129,616.05

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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.