Home / 201,773,447.20-302,660,170.80-152,987,163.40

Finding the Fourth Proportional to 201,773,447.20, 302,660,170.80 and 152,987,163.40

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Solution

The fourth proportional to 201,773,447.20, 302,660,170.80 and 152,987,163.40 is: 229,480,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,773,447.20 : 302,660,170.80 = 152,987,163.40 : x
  2. Step 2: Convert to fraction form
    201,773,447.20/302,660,170.80 = 152,987,163.40/x
  3. Step 3: Cross multiply
    201,773,447.20x = 302,660,170.80 × 152,987,163.40
  4. Step 4: Simplify right side
    201,773,447.20x = 46,303,121,004,851,512
  5. Step 5: Solve for x
    x = 46,303,121,004,851,512/201,773,447.20
  6. Step 6: Final answer
    x = 229,480,745.10

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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.