Finding the Fourth Proportional to 97,775,712.70, 146,663,569.05 and 33,081,628.30
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Solution
The fourth proportional to 97,775,712.70, 146,663,569.05 and 33,081,628.30 is: 49,622,442.45
Step by Step Solution
- Step 1: Write the proportion equation
97,775,712.70 : 146,663,569.05 = 33,081,628.30 : x - Step 2: Convert to fraction form
97,775,712.70/146,663,569.05 = 33,081,628.30/x - Step 3: Cross multiply
97,775,712.70x = 146,663,569.05 × 33,081,628.30 - Step 4: Simplify right side
97,775,712.70x = 4,851,869,676,463,485 - Step 5: Solve for x
x = 4,851,869,676,463,485/97,775,712.70 - Step 6: Final answer
x = 49,622,442.45
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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.