Home / 82,853,589.76-124,275,879.79-25,345,861.00

Finding the Fourth Proportional to 82,853,589.76, 124,275,879.79 and 25,345,861.00

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Solution

The fourth proportional to 82,853,589.76, 124,275,879.79 and 25,345,861.00 is: 38,017,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,853,589.76 : 124,275,879.79 = 25,345,861.00 : x
  2. Step 2: Convert to fraction form
    82,853,589.76/124,275,879.79 = 25,345,861.00/x
  3. Step 3: Cross multiply
    82,853,589.76x = 124,275,879.79 × 25,345,861.00
  4. Step 4: Simplify right side
    82,853,589.76x = 3,149,879,174,435,994.50
  5. Step 5: Solve for x
    x = 3,149,879,174,435,994.50/82,853,589.76
  6. Step 6: Final answer
    x = 38,017,413.41

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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.