Finding the Fourth Proportional to 124,122,367.08, 186,055,801.92 and 55,067,691.60
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Solution
The fourth proportional to 124,122,367.08, 186,055,801.92 and 55,067,691.60 is: 82,544,860.86
Step by Step Solution
- Step 1: Write the proportion equation
124,122,367.08 : 186,055,801.92 = 55,067,691.60 : x - Step 2: Convert to fraction form
124,122,367.08/186,055,801.92 = 55,067,691.60/x - Step 3: Cross multiply
124,122,367.08x = 186,055,801.92 × 55,067,691.60 - Step 4: Simplify right side
124,122,367.08x = 10,245,663,520,521,248 - Step 5: Solve for x
x = 10,245,663,520,521,248/124,122,367.08 - Step 6: Final answer
x = 82,544,860.86
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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.