Home / 80,259,989.67-110,759,352.62-43,590,560.67

Finding the Fourth Proportional to 80,259,989.67, 110,759,352.62 and 43,590,560.67

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Solution

The fourth proportional to 80,259,989.67, 110,759,352.62 and 43,590,560.67 is: 60,155,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,259,989.67 : 110,759,352.62 = 43,590,560.67 : x
  2. Step 2: Convert to fraction form
    80,259,989.67/110,759,352.62 = 43,590,560.67/x
  3. Step 3: Cross multiply
    80,259,989.67x = 110,759,352.62 × 43,590,560.67
  4. Step 4: Simplify right side
    80,259,989.67x = 4,828,062,279,934,081
  5. Step 5: Solve for x
    x = 4,828,062,279,934,081/80,259,989.67
  6. Step 6: Final answer
    x = 60,155,281.60

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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.