Home / 73,722,409.80-110,442,609.90-39,632,425.80

Finding the Fourth Proportional to 73,722,409.80, 110,442,609.90 and 39,632,425.80

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Solution

The fourth proportional to 73,722,409.80, 110,442,609.90 and 39,632,425.80 is: 59,372,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,722,409.80 : 110,442,609.90 = 39,632,425.80 : x
  2. Step 2: Convert to fraction form
    73,722,409.80/110,442,609.90 = 39,632,425.80/x
  3. Step 3: Cross multiply
    73,722,409.80x = 110,442,609.90 × 39,632,425.80
  4. Step 4: Simplify right side
    73,722,409.80x = 4,377,108,542,020,095.50
  5. Step 5: Solve for x
    x = 4,377,108,542,020,095.50/73,722,409.80
  6. Step 6: Final answer
    x = 59,372,835.94

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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.