Home / 199,291,240.10-298,936,860.15-181,115,957.90

Finding the Fourth Proportional to 199,291,240.10, 298,936,860.15 and 181,115,957.90

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Solution

The fourth proportional to 199,291,240.10, 298,936,860.15 and 181,115,957.90 is: 271,673,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,240.10 : 298,936,860.15 = 181,115,957.90 : x
  2. Step 2: Convert to fraction form
    199,291,240.10/298,936,860.15 = 181,115,957.90/x
  3. Step 3: Cross multiply
    199,291,240.10x = 298,936,860.15 × 181,115,957.90
  4. Step 4: Simplify right side
    199,291,240.10x = 54,142,235,777,685,584
  5. Step 5: Solve for x
    x = 54,142,235,777,685,584/199,291,240.10
  6. Step 6: Final answer
    x = 271,673,936.85

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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.