Home / 193,415,731.16-266,932,540.14-144,438,128.60

Finding the Fourth Proportional to 193,415,731.16, 266,932,540.14 and 144,438,128.60

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Solution

The fourth proportional to 193,415,731.16, 266,932,540.14 and 144,438,128.60 is: 199,338,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,415,731.16 : 266,932,540.14 = 144,438,128.60 : x
  2. Step 2: Convert to fraction form
    193,415,731.16/266,932,540.14 = 144,438,128.60/x
  3. Step 3: Cross multiply
    193,415,731.16x = 266,932,540.14 × 144,438,128.60
  4. Step 4: Simplify right side
    193,415,731.16x = 38,555,236,560,265,976
  5. Step 5: Solve for x
    x = 38,555,236,560,265,976/193,415,731.16
  6. Step 6: Final answer
    x = 199,338,680.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.