Home / 80,022,263.67-110,430,835.92-43,352,834.67

Finding the Fourth Proportional to 80,022,263.67, 110,430,835.92 and 43,352,834.67

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Solution

The fourth proportional to 80,022,263.67, 110,430,835.92 and 43,352,834.67 is: 59,826,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,022,263.67 : 110,430,835.92 = 43,352,834.67 : x
  2. Step 2: Convert to fraction form
    80,022,263.67/110,430,835.92 = 43,352,834.67/x
  3. Step 3: Cross multiply
    80,022,263.67x = 110,430,835.92 × 43,352,834.67
  4. Step 4: Simplify right side
    80,022,263.67x = 4,787,489,772,109,658
  5. Step 5: Solve for x
    x = 4,787,489,772,109,658/80,022,263.67
  6. Step 6: Final answer
    x = 59,826,972.55

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1.5x scale

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.