Finding the Fourth Proportional to 64,331,328.23, 88,777,918.74 and 34,962,662.31
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Solution
The fourth proportional to 64,331,328.23, 88,777,918.74 and 34,962,662.31 is: 48,248,846.69
Step by Step Solution
- Step 1: Write the proportion equation
64,331,328.23 : 88,777,918.74 = 34,962,662.31 : x - Step 2: Convert to fraction form
64,331,328.23/88,777,918.74 = 34,962,662.31/x - Step 3: Cross multiply
64,331,328.23x = 88,777,918.74 × 34,962,662.31 - Step 4: Simplify right side
64,331,328.23x = 3,103,912,393,092,768 - Step 5: Solve for x
x = 3,103,912,393,092,768/64,331,328.23 - Step 6: Final answer
x = 48,248,846.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.