Home / 202,230,014.40-303,345,021.60-161,919,230.40

Finding the Fourth Proportional to 202,230,014.40, 303,345,021.60 and 161,919,230.40

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Solution

The fourth proportional to 202,230,014.40, 303,345,021.60 and 161,919,230.40 is: 242,878,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,230,014.40 : 303,345,021.60 = 161,919,230.40 : x
  2. Step 2: Convert to fraction form
    202,230,014.40/303,345,021.60 = 161,919,230.40/x
  3. Step 3: Cross multiply
    202,230,014.40x = 303,345,021.60 × 161,919,230.40
  4. Step 4: Simplify right side
    202,230,014.40x = 49,117,392,443,143,384
  5. Step 5: Solve for x
    x = 49,117,392,443,143,384/202,230,014.40
  6. Step 6: Final answer
    x = 242,878,845.60

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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.