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Finding the Fourth Proportional to 197,990,804.80, 296,986,207.20 and 184,553,876.80

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Solution

The fourth proportional to 197,990,804.80, 296,986,207.20 and 184,553,876.80 is: 276,830,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,990,804.80 : 296,986,207.20 = 184,553,876.80 : x
  2. Step 2: Convert to fraction form
    197,990,804.80/296,986,207.20 = 184,553,876.80/x
  3. Step 3: Cross multiply
    197,990,804.80x = 296,986,207.20 × 184,553,876.80
  4. Step 4: Simplify right side
    197,990,804.80x = 54,809,955,894,888,072
  5. Step 5: Solve for x
    x = 54,809,955,894,888,072/197,990,804.80
  6. Step 6: Final answer
    x = 276,830,815.20

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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.