Home / 198,087,747.64-273,369,629.37-109,981,749.58

Finding the Fourth Proportional to 198,087,747.64, 273,369,629.37 and 109,981,749.58

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Solution

The fourth proportional to 198,087,747.64, 273,369,629.37 and 109,981,749.58 is: 151,779,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,087,747.64 : 273,369,629.37 = 109,981,749.58 : x
  2. Step 2: Convert to fraction form
    198,087,747.64/273,369,629.37 = 109,981,749.58/x
  3. Step 3: Cross multiply
    198,087,747.64x = 273,369,629.37 × 109,981,749.58
  4. Step 4: Simplify right side
    198,087,747.64x = 30,065,670,120,148,752
  5. Step 5: Solve for x
    x = 30,065,670,120,148,752/198,087,747.64
  6. Step 6: Final answer
    x = 151,779,554.66

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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.