Home / 196,154,551.44-294,079,145.40-126,921,071.52

Finding the Fourth Proportional to 196,154,551.44, 294,079,145.40 and 126,921,071.52

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Solution

The fourth proportional to 196,154,551.44, 294,079,145.40 and 126,921,071.52 is: 190,282,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,154,551.44 : 294,079,145.40 = 126,921,071.52 : x
  2. Step 2: Convert to fraction form
    196,154,551.44/294,079,145.40 = 126,921,071.52/x
  3. Step 3: Cross multiply
    196,154,551.44x = 294,079,145.40 × 126,921,071.52
  4. Step 4: Simplify right side
    196,154,551.44x = 37,324,840,245,853,872
  5. Step 5: Solve for x
    x = 37,324,840,245,853,872/196,154,551.44
  6. Step 6: Final answer
    x = 190,282,815.12

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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.