Home / 324,772,705.40-486,202,464.30-305,853,405.80

Finding the Fourth Proportional to 324,772,705.40, 486,202,464.30 and 305,853,405.80

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Solution

The fourth proportional to 324,772,705.40, 486,202,464.30 and 305,853,405.80 is: 457,879,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,772,705.40 : 486,202,464.30 = 305,853,405.80 : x
  2. Step 2: Convert to fraction form
    324,772,705.40/486,202,464.30 = 305,853,405.80/x
  3. Step 3: Cross multiply
    324,772,705.40x = 486,202,464.30 × 305,853,405.80
  4. Step 4: Simplify right side
    324,772,705.40x = 148,706,679,614,507,936
  5. Step 5: Solve for x
    x = 148,706,679,614,507,936/324,772,705.40
  6. Step 6: Final answer
    x = 457,879,240.29

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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.