Finding the Fourth Proportional to 136,063,593.99, 187,762,350.40 and 80,326,968.48
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Solution
The fourth proportional to 136,063,593.99, 187,762,350.40 and 80,326,968.48 is: 110,848,023.04
Step by Step Solution
- Step 1: Write the proportion equation
136,063,593.99 : 187,762,350.40 = 80,326,968.48 : x - Step 2: Convert to fraction form
136,063,593.99/187,762,350.40 = 80,326,968.48/x - Step 3: Cross multiply
136,063,593.99x = 187,762,350.40 × 80,326,968.48 - Step 4: Simplify right side
136,063,593.99x = 15,082,380,402,110,700 - Step 5: Solve for x
x = 15,082,380,402,110,700/136,063,593.99 - Step 6: Final answer
x = 110,848,023.04
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.