Home / 165,788,112.30-248,682,168.45-49,207,671.60

Finding the Fourth Proportional to 165,788,112.30, 248,682,168.45 and 49,207,671.60

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Solution

The fourth proportional to 165,788,112.30, 248,682,168.45 and 49,207,671.60 is: 73,811,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,788,112.30 : 248,682,168.45 = 49,207,671.60 : x
  2. Step 2: Convert to fraction form
    165,788,112.30/248,682,168.45 = 49,207,671.60/x
  3. Step 3: Cross multiply
    165,788,112.30x = 248,682,168.45 × 49,207,671.60
  4. Step 4: Simplify right side
    165,788,112.30x = 12,237,070,477,863,480
  5. Step 5: Solve for x
    x = 12,237,070,477,863,480/165,788,112.30
  6. Step 6: Final answer
    x = 73,811,507.40

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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.