Home / 245,438,960.88-368,158,859.68-196,565,653.92

Finding the Fourth Proportional to 245,438,960.88, 368,158,859.68 and 196,565,653.92

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Solution

The fourth proportional to 245,438,960.88, 368,158,859.68 and 196,565,653.92 is: 294,848,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,438,960.88 : 368,158,859.68 = 196,565,653.92 : x
  2. Step 2: Convert to fraction form
    245,438,960.88/368,158,859.68 = 196,565,653.92/x
  3. Step 3: Cross multiply
    245,438,960.88x = 368,158,859.68 × 196,565,653.92
  4. Step 4: Simplify right side
    245,438,960.88x = 72,367,386,999,440,720
  5. Step 5: Solve for x
    x = 72,367,386,999,440,720/245,438,960.88
  6. Step 6: Final answer
    x = 294,848,815.93

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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.