Home / 270,336,038.40-405,504,057.60-162,840,614.40

Finding the Fourth Proportional to 270,336,038.40, 405,504,057.60 and 162,840,614.40

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Solution

The fourth proportional to 270,336,038.40, 405,504,057.60 and 162,840,614.40 is: 244,260,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,336,038.40 : 405,504,057.60 = 162,840,614.40 : x
  2. Step 2: Convert to fraction form
    270,336,038.40/405,504,057.60 = 162,840,614.40/x
  3. Step 3: Cross multiply
    270,336,038.40x = 405,504,057.60 × 162,840,614.40
  4. Step 4: Simplify right side
    270,336,038.40x = 66,032,529,881,276,992
  5. Step 5: Solve for x
    x = 66,032,529,881,276,992/270,336,038.40
  6. Step 6: Final answer
    x = 244,260,921.60

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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.