Home / 130,183,983.80-195,275,975.70-61,819,413.56

Finding the Fourth Proportional to 130,183,983.80, 195,275,975.70 and 61,819,413.56

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Solution

The fourth proportional to 130,183,983.80, 195,275,975.70 and 61,819,413.56 is: 92,729,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,183,983.80 : 195,275,975.70 = 61,819,413.56 : x
  2. Step 2: Convert to fraction form
    130,183,983.80/195,275,975.70 = 61,819,413.56/x
  3. Step 3: Cross multiply
    130,183,983.80x = 195,275,975.70 × 61,819,413.56
  4. Step 4: Simplify right side
    130,183,983.80x = 12,071,846,300,130,810
  5. Step 5: Solve for x
    x = 12,071,846,300,130,810/130,183,983.80
  6. Step 6: Final answer
    x = 92,729,120.34

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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.