Home / 199,464,009.80-298,944,072.30-97,007,433.80

Finding the Fourth Proportional to 199,464,009.80, 298,944,072.30 and 97,007,433.80

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Solution

The fourth proportional to 199,464,009.80, 298,944,072.30 and 97,007,433.80 is: 145,388,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,464,009.80 : 298,944,072.30 = 97,007,433.80 : x
  2. Step 2: Convert to fraction form
    199,464,009.80/298,944,072.30 = 97,007,433.80/x
  3. Step 3: Cross multiply
    199,464,009.80x = 298,944,072.30 × 97,007,433.80
  4. Step 4: Simplify right side
    199,464,009.80x = 28,999,797,303,544,664
  5. Step 5: Solve for x
    x = 28,999,797,303,544,664/199,464,009.80
  6. Step 6: Final answer
    x = 145,388,620.90

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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.