Home / 73,597,231.80-110,395,847.70-66,430,870.20

Finding the Fourth Proportional to 73,597,231.80, 110,395,847.70 and 66,430,870.20

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Solution

The fourth proportional to 73,597,231.80, 110,395,847.70 and 66,430,870.20 is: 99,646,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,597,231.80 : 110,395,847.70 = 66,430,870.20 : x
  2. Step 2: Convert to fraction form
    73,597,231.80/110,395,847.70 = 66,430,870.20/x
  3. Step 3: Cross multiply
    73,597,231.80x = 110,395,847.70 × 66,430,870.20
  4. Step 4: Simplify right side
    73,597,231.80x = 7,333,692,229,177,669
  5. Step 5: Solve for x
    x = 7,333,692,229,177,669/73,597,231.80
  6. Step 6: Final answer
    x = 99,646,305.30

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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.