Home / 193,539,209.70-290,308,814.55-164,313,891.30

Finding the Fourth Proportional to 193,539,209.70, 290,308,814.55 and 164,313,891.30

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Solution

The fourth proportional to 193,539,209.70, 290,308,814.55 and 164,313,891.30 is: 246,470,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,539,209.70 : 290,308,814.55 = 164,313,891.30 : x
  2. Step 2: Convert to fraction form
    193,539,209.70/290,308,814.55 = 164,313,891.30/x
  3. Step 3: Cross multiply
    193,539,209.70x = 290,308,814.55 × 164,313,891.30
  4. Step 4: Simplify right side
    193,539,209.70x = 47,701,770,997,400,560
  5. Step 5: Solve for x
    x = 47,701,770,997,400,560/193,539,209.70
  6. Step 6: Final answer
    x = 246,470,836.95

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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.