Finding the Fourth Proportional to 107,476,991.78, 160,979,180.81 and 88,821,509.99
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Solution
The fourth proportional to 107,476,991.78, 160,979,180.81 and 88,821,509.99 is: 133,036,975.44
Step by Step Solution
- Step 1: Write the proportion equation
107,476,991.78 : 160,979,180.81 = 88,821,509.99 : x - Step 2: Convert to fraction form
107,476,991.78/160,979,180.81 = 88,821,509.99/x - Step 3: Cross multiply
107,476,991.78x = 160,979,180.81 × 88,821,509.99 - Step 4: Simplify right side
107,476,991.78x = 14,298,413,916,455,774 - Step 5: Solve for x
x = 14,298,413,916,455,774/107,476,991.78 - Step 6: Final answer
x = 133,036,975.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.