Home / 199,291,212.30-298,684,876.05-177,624,165.90

Finding the Fourth Proportional to 199,291,212.30, 298,684,876.05 and 177,624,165.90

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Solution

The fourth proportional to 199,291,212.30, 298,684,876.05 and 177,624,165.90 is: 266,211,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,212.30 : 298,684,876.05 = 177,624,165.90 : x
  2. Step 2: Convert to fraction form
    199,291,212.30/298,684,876.05 = 177,624,165.90/x
  3. Step 3: Cross multiply
    199,291,212.30x = 298,684,876.05 × 177,624,165.90
  4. Step 4: Simplify right side
    199,291,212.30x = 53,053,651,975,326,144
  5. Step 5: Solve for x
    x = 53,053,651,975,326,144/199,291,212.30
  6. Step 6: Final answer
    x = 266,211,697.76

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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.