Finding the Fourth Proportional to 135,260,029.04, 186,659,201.87 and 73,380,367.60
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Solution
The fourth proportional to 135,260,029.04, 186,659,201.87 and 73,380,367.60 is: 101,265,103.57
Step by Step Solution
- Step 1: Write the proportion equation
135,260,029.04 : 186,659,201.87 = 73,380,367.60 : x - Step 2: Convert to fraction form
135,260,029.04/186,659,201.87 = 73,380,367.60/x - Step 3: Cross multiply
135,260,029.04x = 186,659,201.87 × 73,380,367.60 - Step 4: Simplify right side
135,260,029.04x = 13,697,120,849,630,648 - Step 5: Solve for x
x = 13,697,120,849,630,648/135,260,029.04 - Step 6: Final answer
x = 101,265,103.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.