Home / 1,664,599,413.90-2,496,143,293.65-629,116,149.90

Finding the Fourth Proportional to 1,664,599,413.90, 2,496,143,293.65 and 629,116,149.90

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Solution

The fourth proportional to 1,664,599,413.90, 2,496,143,293.65 and 629,116,149.90 is: 943,388,568.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,599,413.90 : 2,496,143,293.65 = 629,116,149.90 : x
  2. Step 2: Convert to fraction form
    1,664,599,413.90/2,496,143,293.65 = 629,116,149.90/x
  3. Step 3: Cross multiply
    1,664,599,413.90x = 2,496,143,293.65 × 629,116,149.90
  4. Step 4: Simplify right side
    1,664,599,413.90x = 1,570,364,058,499,793,152
  5. Step 5: Solve for x
    x = 1,570,364,058,499,793,152/1,664,599,413.90
  6. Step 6: Final answer
    x = 943,388,568.68

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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.