Home / 250,989,053.37-346,405,969.76-209,106,704.94

Finding the Fourth Proportional to 250,989,053.37, 346,405,969.76 and 209,106,704.94

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Solution

The fourth proportional to 250,989,053.37, 346,405,969.76 and 209,106,704.94 is: 288,601,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,989,053.37 : 346,405,969.76 = 209,106,704.94 : x
  2. Step 2: Convert to fraction form
    250,989,053.37/346,405,969.76 = 209,106,704.94/x
  3. Step 3: Cross multiply
    250,989,053.37x = 346,405,969.76 × 209,106,704.94
  4. Step 4: Simplify right side
    250,989,053.37x = 72,435,810,907,013,344
  5. Step 5: Solve for x
    x = 72,435,810,907,013,344/250,989,053.37
  6. Step 6: Final answer
    x = 288,601,474.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.