Finding the Fourth Proportional to 132,537,441.11, 182,899,924.94 and 72,997,593.99
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Solution
The fourth proportional to 132,537,441.11, 182,899,924.94 and 72,997,593.99 is: 100,735,719.28
Step by Step Solution
- Step 1: Write the proportion equation
132,537,441.11 : 182,899,924.94 = 72,997,593.99 : x - Step 2: Convert to fraction form
132,537,441.11/182,899,924.94 = 72,997,593.99/x - Step 3: Cross multiply
132,537,441.11x = 182,899,924.94 × 72,997,593.99 - Step 4: Simplify right side
132,537,441.11x = 13,351,254,462,187,140 - Step 5: Solve for x
x = 13,351,254,462,187,140/132,537,441.11 - Step 6: Final answer
x = 100,735,719.28
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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.