Home / 104,773,761.38-143,540,704.23-100,846,559.81

Finding the Fourth Proportional to 104,773,761.38, 143,540,704.23 and 100,846,559.81

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Solution

The fourth proportional to 104,773,761.38, 143,540,704.23 and 100,846,559.81 is: 138,160,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,773,761.38 : 143,540,704.23 = 100,846,559.81 : x
  2. Step 2: Convert to fraction form
    104,773,761.38/143,540,704.23 = 100,846,559.81/x
  3. Step 3: Cross multiply
    104,773,761.38x = 143,540,704.23 × 100,846,559.81
  4. Step 4: Simplify right side
    104,773,761.38x = 14,475,586,213,078,280
  5. Step 5: Solve for x
    x = 14,475,586,213,078,280/104,773,761.38
  6. Step 6: Final answer
    x = 138,160,413.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.