Home / 111,143,122.52-166,699,549.33-29,255,143.64

Finding the Fourth Proportional to 111,143,122.52, 166,699,549.33 and 29,255,143.64

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Solution

The fourth proportional to 111,143,122.52, 166,699,549.33 and 29,255,143.64 is: 43,878,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,143,122.52 : 166,699,549.33 = 29,255,143.64 : x
  2. Step 2: Convert to fraction form
    111,143,122.52/166,699,549.33 = 29,255,143.64/x
  3. Step 3: Cross multiply
    111,143,122.52x = 166,699,549.33 × 29,255,143.64
  4. Step 4: Simplify right side
    111,143,122.52x = 4,876,819,259,465,780
  5. Step 5: Solve for x
    x = 4,876,819,259,465,780/111,143,122.52
  6. Step 6: Final answer
    x = 43,878,731.76

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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.