Home / 271,390,662.14-407,258,172.93-115,945,641.24

Finding the Fourth Proportional to 271,390,662.14, 407,258,172.93 and 115,945,641.24

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Solution

The fourth proportional to 271,390,662.14, 407,258,172.93 and 115,945,641.24 is: 173,992,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,390,662.14 : 407,258,172.93 = 115,945,641.24 : x
  2. Step 2: Convert to fraction form
    271,390,662.14/407,258,172.93 = 115,945,641.24/x
  3. Step 3: Cross multiply
    271,390,662.14x = 407,258,172.93 × 115,945,641.24
  4. Step 4: Simplify right side
    271,390,662.14x = 47,219,810,012,291,728
  5. Step 5: Solve for x
    x = 47,219,810,012,291,728/271,390,662.14
  6. Step 6: Final answer
    x = 173,992,021.84

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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.