Finding the Fourth Proportional to 107,586,467.92, 161,379,165.14 and 42,014,268.08
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Solution
The fourth proportional to 107,586,467.92, 161,379,165.14 and 42,014,268.08 is: 63,021,192.51
Step by Step Solution
- Step 1: Write the proportion equation
107,586,467.92 : 161,379,165.14 = 42,014,268.08 : x - Step 2: Convert to fraction form
107,586,467.92/161,379,165.14 = 42,014,268.08/x - Step 3: Cross multiply
107,586,467.92x = 161,379,165.14 × 42,014,268.08 - Step 4: Simplify right side
107,586,467.92x = 6,780,227,506,718,550 - Step 5: Solve for x
x = 6,780,227,506,718,550/107,586,467.92 - Step 6: Final answer
x = 63,021,192.51
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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.