Finding the Fourth Proportional to 79,332,552.92, 118,464,602.73 and 64,788,324.82
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Solution
The fourth proportional to 79,332,552.92, 118,464,602.73 and 64,788,324.82 is: 96,746,201.64
Step by Step Solution
- Step 1: Write the proportion equation
79,332,552.92 : 118,464,602.73 = 64,788,324.82 : x - Step 2: Convert to fraction form
79,332,552.92/118,464,602.73 = 64,788,324.82/x - Step 3: Cross multiply
79,332,552.92x = 118,464,602.73 × 64,788,324.82 - Step 4: Simplify right side
79,332,552.92x = 7,675,123,161,343,499 - Step 5: Solve for x
x = 7,675,123,161,343,499/79,332,552.92 - Step 6: Final answer
x = 96,746,201.64
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.