Home / 111,554,211.20-167,331,316.80-30,775,049.60

Finding the Fourth Proportional to 111,554,211.20, 167,331,316.80 and 30,775,049.60

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Solution

The fourth proportional to 111,554,211.20, 167,331,316.80 and 30,775,049.60 is: 46,162,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,554,211.20 : 167,331,316.80 = 30,775,049.60 : x
  2. Step 2: Convert to fraction form
    111,554,211.20/167,331,316.80 = 30,775,049.60/x
  3. Step 3: Cross multiply
    111,554,211.20x = 167,331,316.80 × 30,775,049.60
  4. Step 4: Simplify right side
    111,554,211.20x = 5,149,629,574,153,314
  5. Step 5: Solve for x
    x = 5,149,629,574,153,314/111,554,211.20
  6. Step 6: Final answer
    x = 46,162,574.40

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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.