Finding the Fourth Proportional to 248,203,445.25, 342,557,991.98 and 188,566,604.71
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Solution
The fourth proportional to 248,203,445.25, 342,557,991.98 and 188,566,604.71 is: 260,250,204.82
Step by Step Solution
- Step 1: Write the proportion equation
248,203,445.25 : 342,557,991.98 = 188,566,604.71 : x - Step 2: Convert to fraction form
248,203,445.25/342,557,991.98 = 188,566,604.71/x - Step 3: Cross multiply
248,203,445.25x = 342,557,991.98 × 188,566,604.71 - Step 4: Simplify right side
248,203,445.25x = 64,594,997,465,091,720 - Step 5: Solve for x
x = 64,594,997,465,091,720/248,203,445.25 - Step 6: Final answer
x = 260,250,204.82
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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.