Finding the Fourth Proportional to 182,311,091.78, 251,589,318.93 and 99,804,876.53
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Solution
The fourth proportional to 182,311,091.78, 251,589,318.93 and 99,804,876.53 is: 137,730,736.33
Step by Step Solution
- Step 1: Write the proportion equation
182,311,091.78 : 251,589,318.93 = 99,804,876.53 : x - Step 2: Convert to fraction form
182,311,091.78/251,589,318.93 = 99,804,876.53/x - Step 3: Cross multiply
182,311,091.78x = 251,589,318.93 × 99,804,876.53 - Step 4: Simplify right side
182,311,091.78x = 25,109,840,912,075,444 - Step 5: Solve for x
x = 25,109,840,912,075,444/182,311,091.78 - Step 6: Final answer
x = 137,730,736.33
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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.