Finding the Fourth Proportional to 136,737,724.18, 205,139,216.16 and 44,621,633.62
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Solution
The fourth proportional to 136,737,724.18, 205,139,216.16 and 44,621,633.62 is: 66,943,098.54
Step by Step Solution
- Step 1: Write the proportion equation
136,737,724.18 : 205,139,216.16 = 44,621,633.62 : x - Step 2: Convert to fraction form
136,737,724.18/205,139,216.16 = 44,621,633.62/x - Step 3: Cross multiply
136,737,724.18x = 205,139,216.16 × 44,621,633.62 - Step 4: Simplify right side
136,737,724.18x = 9,153,646,944,585,502 - Step 5: Solve for x
x = 9,153,646,944,585,502/136,737,724.18 - Step 6: Final answer
x = 66,943,098.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.