Home / 66,434,824.80-99,652,237.20-30,603,016.80

Finding the Fourth Proportional to 66,434,824.80, 99,652,237.20 and 30,603,016.80

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Solution

The fourth proportional to 66,434,824.80, 99,652,237.20 and 30,603,016.80 is: 45,904,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,824.80 : 99,652,237.20 = 30,603,016.80 : x
  2. Step 2: Convert to fraction form
    66,434,824.80/99,652,237.20 = 30,603,016.80/x
  3. Step 3: Cross multiply
    66,434,824.80x = 99,652,237.20 × 30,603,016.80
  4. Step 4: Simplify right side
    66,434,824.80x = 3,049,659,089,189,185
  5. Step 5: Solve for x
    x = 3,049,659,089,189,185/66,434,824.80
  6. Step 6: Final answer
    x = 45,904,525.20

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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.