Finding the Fourth Proportional to 236,196,207.10, 354,294,310.65 and 205,963,119.10
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Solution
The fourth proportional to 236,196,207.10, 354,294,310.65 and 205,963,119.10 is: 308,944,678.65
Step by Step Solution
- Step 1: Write the proportion equation
236,196,207.10 : 354,294,310.65 = 205,963,119.10 : x - Step 2: Convert to fraction form
236,196,207.10/354,294,310.65 = 205,963,119.10/x - Step 3: Cross multiply
236,196,207.10x = 354,294,310.65 × 205,963,119.10 - Step 4: Simplify right side
236,196,207.10x = 72,971,561,300,858,336 - Step 5: Solve for x
x = 72,971,561,300,858,336/236,196,207.10 - Step 6: Final answer
x = 308,944,678.65
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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.