Home / 53,923,906.90-80,885,860.35-51,160,413.70

Finding the Fourth Proportional to 53,923,906.90, 80,885,860.35 and 51,160,413.70

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Solution

The fourth proportional to 53,923,906.90, 80,885,860.35 and 51,160,413.70 is: 76,740,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,923,906.90 : 80,885,860.35 = 51,160,413.70 : x
  2. Step 2: Convert to fraction form
    53,923,906.90/80,885,860.35 = 51,160,413.70/x
  3. Step 3: Cross multiply
    53,923,906.90x = 80,885,860.35 × 51,160,413.70
  4. Step 4: Simplify right side
    53,923,906.90x = 4,138,154,077,986,426.50
  5. Step 5: Solve for x
    x = 4,138,154,077,986,426.50/53,923,906.90
  6. Step 6: Final answer
    x = 76,740,620.55

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1.5x scale

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.