Home / 201,774,100.20-302,661,150.30-152,987,816.40

Finding the Fourth Proportional to 201,774,100.20, 302,661,150.30 and 152,987,816.40

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Solution

The fourth proportional to 201,774,100.20, 302,661,150.30 and 152,987,816.40 is: 229,481,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,774,100.20 : 302,661,150.30 = 152,987,816.40 : x
  2. Step 2: Convert to fraction form
    201,774,100.20/302,661,150.30 = 152,987,816.40/x
  3. Step 3: Cross multiply
    201,774,100.20x = 302,661,150.30 × 152,987,816.40
  4. Step 4: Simplify right side
    201,774,100.20x = 46,303,468,493,509,208
  5. Step 5: Solve for x
    x = 46,303,468,493,509,208/201,774,100.20
  6. Step 6: Final answer
    x = 229,481,724.60

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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.