Home / 443,745,230.94-664,322,675.82-258,946,413.66

Finding the Fourth Proportional to 443,745,230.94, 664,322,675.82 and 258,946,413.66

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Solution

The fourth proportional to 443,745,230.94, 664,322,675.82 and 258,946,413.66 is: 387,663,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,745,230.94 : 664,322,675.82 = 258,946,413.66 : x
  2. Step 2: Convert to fraction form
    443,745,230.94/664,322,675.82 = 258,946,413.66/x
  3. Step 3: Cross multiply
    443,745,230.94x = 664,322,675.82 × 258,946,413.66
  4. Step 4: Simplify right side
    443,745,230.94x = 172,023,974,416,603,808
  5. Step 5: Solve for x
    x = 172,023,974,416,603,808/443,745,230.94
  6. Step 6: Final answer
    x = 387,663,826.95

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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.