Home / 330,384,942.60-495,577,413.90-276,637,230.60

Finding the Fourth Proportional to 330,384,942.60, 495,577,413.90 and 276,637,230.60

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Solution

The fourth proportional to 330,384,942.60, 495,577,413.90 and 276,637,230.60 is: 414,955,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,384,942.60 : 495,577,413.90 = 276,637,230.60 : x
  2. Step 2: Convert to fraction form
    330,384,942.60/495,577,413.90 = 276,637,230.60/x
  3. Step 3: Cross multiply
    330,384,942.60x = 495,577,413.90 × 276,637,230.60
  4. Step 4: Simplify right side
    330,384,942.60x = 137,095,163,329,205,952
  5. Step 5: Solve for x
    x = 137,095,163,329,205,952/330,384,942.60
  6. Step 6: Final answer
    x = 414,955,845.90

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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.