Finding the Third Proportional to 74,855,750 and 163,800,228
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Solution
The third proportional to 74,855,750 and 163,800,228 is: 358,429,575.45
Step by Step Solution
- Step 1: Write the proportion equation
74,855,750 : 163,800,228 = 163,800,228 : x - Step 2: Convert to fraction form
74,855,750/163,800,228 = 163,800,228/x - Step 3: Cross multiply
74,855,750x = 163,800,228 × 163,800,228 - Step 4: Simplify right side
74,855,750x = 26,830,514,692,851,984 - Step 5: Solve for x
x = 26,830,514,692,851,984/74,855,750 - Step 6: Final answer
x = 358,429,575.45
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.