Home / 193,539,230.70-290,308,846.05-164,313,912.30

Finding the Fourth Proportional to 193,539,230.70, 290,308,846.05 and 164,313,912.30

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Solution

The fourth proportional to 193,539,230.70, 290,308,846.05 and 164,313,912.30 is: 246,470,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,539,230.70 : 290,308,846.05 = 164,313,912.30 : x
  2. Step 2: Convert to fraction form
    193,539,230.70/290,308,846.05 = 164,313,912.30/x
  3. Step 3: Cross multiply
    193,539,230.70x = 290,308,846.05 × 164,313,912.30
  4. Step 4: Simplify right side
    193,539,230.70x = 47,701,782,269,773,904
  5. Step 5: Solve for x
    x = 47,701,782,269,773,904/193,539,230.70
  6. Step 6: Final answer
    x = 246,470,868.45

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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.