Home / 111,328,002.40-166,992,003.60-70,513,333.60

Finding the Fourth Proportional to 111,328,002.40, 166,992,003.60 and 70,513,333.60

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Solution

The fourth proportional to 111,328,002.40, 166,992,003.60 and 70,513,333.60 is: 105,770,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,328,002.40 : 166,992,003.60 = 70,513,333.60 : x
  2. Step 2: Convert to fraction form
    111,328,002.40/166,992,003.60 = 70,513,333.60/x
  3. Step 3: Cross multiply
    111,328,002.40x = 166,992,003.60 × 70,513,333.60
  4. Step 4: Simplify right side
    111,328,002.40x = 11,775,162,858,379,200
  5. Step 5: Solve for x
    x = 11,775,162,858,379,200/111,328,002.40
  6. Step 6: Final answer
    x = 105,770,000.40

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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.