Home / 73,102,847.80-109,654,271.70-65,166,662.20

Finding the Fourth Proportional to 73,102,847.80, 109,654,271.70 and 65,166,662.20

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Solution

The fourth proportional to 73,102,847.80, 109,654,271.70 and 65,166,662.20 is: 97,749,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102,847.80 : 109,654,271.70 = 65,166,662.20 : x
  2. Step 2: Convert to fraction form
    73,102,847.80/109,654,271.70 = 65,166,662.20/x
  3. Step 3: Cross multiply
    73,102,847.80x = 109,654,271.70 × 65,166,662.20
  4. Step 4: Simplify right side
    73,102,847.80x = 7,145,802,882,660,920
  5. Step 5: Solve for x
    x = 7,145,802,882,660,920/73,102,847.80
  6. Step 6: Final answer
    x = 97,749,993.30

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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.