Finding the Fourth Proportional to 103,674,422.08, 155,511,633.12 and 62,992,613.53
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Solution
The fourth proportional to 103,674,422.08, 155,511,633.12 and 62,992,613.53 is: 94,488,920.30
Step by Step Solution
- Step 1: Write the proportion equation
103,674,422.08 : 155,511,633.12 = 62,992,613.53 : x - Step 2: Convert to fraction form
103,674,422.08/155,511,633.12 = 62,992,613.53/x - Step 3: Cross multiply
103,674,422.08x = 155,511,633.12 × 62,992,613.53 - Step 4: Simplify right side
103,674,422.08x = 9,796,084,204,547,308 - Step 5: Solve for x
x = 9,796,084,204,547,308/103,674,422.08 - Step 6: Final answer
x = 94,488,920.30
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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.