Home / 190,635,569.25-263,062,647.90-106,987,544.70

Finding the Fourth Proportional to 190,635,569.25, 263,062,647.90 and 106,987,544.70

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Solution

The fourth proportional to 190,635,569.25, 263,062,647.90 and 106,987,544.70 is: 147,634,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,635,569.25 : 263,062,647.90 = 106,987,544.70 : x
  2. Step 2: Convert to fraction form
    190,635,569.25/263,062,647.90 = 106,987,544.70/x
  3. Step 3: Cross multiply
    190,635,569.25x = 263,062,647.90 × 106,987,544.70
  4. Step 4: Simplify right side
    190,635,569.25x = 28,144,426,801,101,612
  5. Step 5: Solve for x
    x = 28,144,426,801,101,612/190,635,569.25
  6. Step 6: Final answer
    x = 147,634,709.05

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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.