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Finding the Fourth Proportional to 376,166,413.80, 564,249,620.70 and 228,850,968.60

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Solution

The fourth proportional to 376,166,413.80, 564,249,620.70 and 228,850,968.60 is: 343,276,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,166,413.80 : 564,249,620.70 = 228,850,968.60 : x
  2. Step 2: Convert to fraction form
    376,166,413.80/564,249,620.70 = 228,850,968.60/x
  3. Step 3: Cross multiply
    376,166,413.80x = 564,249,620.70 × 228,850,968.60
  4. Step 4: Simplify right side
    376,166,413.80x = 129,129,072,229,377,616
  5. Step 5: Solve for x
    x = 129,129,072,229,377,616/376,166,413.80
  6. Step 6: Final answer
    x = 343,276,452.90

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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.