Finding the Fourth Proportional to 103,674,411.33, 155,511,616.99 and 62,992,602.78
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Solution
The fourth proportional to 103,674,411.33, 155,511,616.99 and 62,992,602.78 is: 94,488,904.17
Step by Step Solution
- Step 1: Write the proportion equation
103,674,411.33 : 155,511,616.99 = 62,992,602.78 : x - Step 2: Convert to fraction form
103,674,411.33/155,511,616.99 = 62,992,602.78/x - Step 3: Cross multiply
103,674,411.33x = 155,511,616.99 × 62,992,602.78 - Step 4: Simplify right side
103,674,411.33x = 9,796,081,516,726,570 - Step 5: Solve for x
x = 9,796,081,516,726,570/103,674,411.33 - Step 6: Final answer
x = 94,488,904.17
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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.