Home / 324,133,994.64-486,242,844.72-149,214,840.48

Finding the Fourth Proportional to 324,133,994.64, 486,242,844.72 and 149,214,840.48

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Solution

The fourth proportional to 324,133,994.64, 486,242,844.72 and 149,214,840.48 is: 223,841,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,133,994.64 : 486,242,844.72 = 149,214,840.48 : x
  2. Step 2: Convert to fraction form
    324,133,994.64/486,242,844.72 = 149,214,840.48/x
  3. Step 3: Cross multiply
    324,133,994.64x = 486,242,844.72 × 149,214,840.48
  4. Step 4: Simplify right side
    324,133,994.64x = 72,554,648,509,436,208
  5. Step 5: Solve for x
    x = 72,554,648,509,436,208/324,133,994.64
  6. Step 6: Final answer
    x = 223,841,527.61

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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.