Home / 355,868,992.80-533,883,980.40-192,103,234.29

Finding the Fourth Proportional to 355,868,992.80, 533,883,980.40 and 192,103,234.29

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Solution

The fourth proportional to 355,868,992.80, 533,883,980.40 and 192,103,234.29 is: 288,198,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,868,992.80 : 533,883,980.40 = 192,103,234.29 : x
  2. Step 2: Convert to fraction form
    355,868,992.80/533,883,980.40 = 192,103,234.29/x
  3. Step 3: Cross multiply
    355,868,992.80x = 533,883,980.40 × 192,103,234.29
  4. Step 4: Simplify right side
    355,868,992.80x = 102,560,839,370,458,960
  5. Step 5: Solve for x
    x = 102,560,839,370,458,960/355,868,992.80
  6. Step 6: Final answer
    x = 288,198,301.75

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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.