Home / 111,245,111.20-166,867,666.80-107,214,032.80

Finding the Fourth Proportional to 111,245,111.20, 166,867,666.80 and 107,214,032.80

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Solution

The fourth proportional to 111,245,111.20, 166,867,666.80 and 107,214,032.80 is: 160,821,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,245,111.20 : 166,867,666.80 = 107,214,032.80 : x
  2. Step 2: Convert to fraction form
    111,245,111.20/166,867,666.80 = 107,214,032.80/x
  3. Step 3: Cross multiply
    111,245,111.20x = 166,867,666.80 × 107,214,032.80
  4. Step 4: Simplify right side
    111,245,111.20x = 17,890,555,501,554,672
  5. Step 5: Solve for x
    x = 17,890,555,501,554,672/111,245,111.20
  6. Step 6: Final answer
    x = 160,821,049.20

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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.