Home / 79,810,030.67-110,137,793.60-43,140,601.67

Finding the Fourth Proportional to 79,810,030.67, 110,137,793.60 and 43,140,601.67

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Solution

The fourth proportional to 79,810,030.67, 110,137,793.60 and 43,140,601.67 is: 59,534,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,810,030.67 : 110,137,793.60 = 43,140,601.67 : x
  2. Step 2: Convert to fraction form
    79,810,030.67/110,137,793.60 = 43,140,601.67/x
  3. Step 3: Cross multiply
    79,810,030.67x = 110,137,793.60 × 43,140,601.67
  4. Step 4: Simplify right side
    79,810,030.67x = 4,751,410,682,510,275
  5. Step 5: Solve for x
    x = 4,751,410,682,510,275/79,810,030.67
  6. Step 6: Final answer
    x = 59,534,003.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.