Finding the Fourth Proportional to 120,857,791.48, 181,340,274.66 and 63,336,386.68
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Solution
The fourth proportional to 120,857,791.48, 181,340,274.66 and 63,336,386.68 is: 95,032,662.90
Step by Step Solution
- Step 1: Write the proportion equation
120,857,791.48 : 181,340,274.66 = 63,336,386.68 : x - Step 2: Convert to fraction form
120,857,791.48/181,340,274.66 = 63,336,386.68/x - Step 3: Cross multiply
120,857,791.48x = 181,340,274.66 × 63,336,386.68 - Step 4: Simplify right side
120,857,791.48x = 11,485,437,756,523,166 - Step 5: Solve for x
x = 11,485,437,756,523,166/120,857,791.48 - Step 6: Final answer
x = 95,032,662.90
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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.