Home / 165,402,080.40-248,103,120.60-162,851,163.60

Finding the Fourth Proportional to 165,402,080.40, 248,103,120.60 and 162,851,163.60

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Solution

The fourth proportional to 165,402,080.40, 248,103,120.60 and 162,851,163.60 is: 244,276,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,080.40 : 248,103,120.60 = 162,851,163.60 : x
  2. Step 2: Convert to fraction form
    165,402,080.40/248,103,120.60 = 162,851,163.60/x
  3. Step 3: Cross multiply
    165,402,080.40x = 248,103,120.60 × 162,851,163.60
  4. Step 4: Simplify right side
    165,402,080.40x = 40,403,881,882,501,128
  5. Step 5: Solve for x
    x = 40,403,881,882,501,128/165,402,080.40
  6. Step 6: Final answer
    x = 244,276,745.40

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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.