Home / 159,571,121.60-238,759,485.60-105,823,409.60

Finding the Fourth Proportional to 159,571,121.60, 238,759,485.60 and 105,823,409.60

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Solution

The fourth proportional to 159,571,121.60, 238,759,485.60 and 105,823,409.60 is: 158,339,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,571,121.60 : 238,759,485.60 = 105,823,409.60 : x
  2. Step 2: Convert to fraction form
    159,571,121.60/238,759,485.60 = 105,823,409.60/x
  3. Step 3: Cross multiply
    159,571,121.60x = 238,759,485.60 × 105,823,409.60
  4. Step 4: Simplify right side
    159,571,121.60x = 25,266,342,840,534,100
  5. Step 5: Solve for x
    x = 25,266,342,840,534,100/159,571,121.60
  6. Step 6: Final answer
    x = 158,339,069.04

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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.