Home / 281,221,446.80-421,769,184.60-184,853,478.80

Finding the Fourth Proportional to 281,221,446.80, 421,769,184.60 and 184,853,478.80

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Solution

The fourth proportional to 281,221,446.80, 421,769,184.60 and 184,853,478.80 is: 277,238,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,221,446.80 : 421,769,184.60 = 184,853,478.80 : x
  2. Step 2: Convert to fraction form
    281,221,446.80/421,769,184.60 = 184,853,478.80/x
  3. Step 3: Cross multiply
    281,221,446.80x = 421,769,184.60 × 184,853,478.80
  4. Step 4: Simplify right side
    281,221,446.80x = 77,965,501,023,949,392
  5. Step 5: Solve for x
    x = 77,965,501,023,949,392/281,221,446.80
  6. Step 6: Final answer
    x = 277,238,816.28

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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.