Finding the Fourth Proportional to 122,161,943.04, 183,330,339.89 and 44,438,696.79
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Solution
The fourth proportional to 122,161,943.04, 183,330,339.89 and 44,438,696.79 is: 66,689,847.79
Step by Step Solution
- Step 1: Write the proportion equation
122,161,943.04 : 183,330,339.89 = 44,438,696.79 : x - Step 2: Convert to fraction form
122,161,943.04/183,330,339.89 = 44,438,696.79/x - Step 3: Cross multiply
122,161,943.04x = 183,330,339.89 × 44,438,696.79 - Step 4: Simplify right side
122,161,943.04x = 8,146,961,386,557,158 - Step 5: Solve for x
x = 8,146,961,386,557,158/122,161,943.04 - Step 6: Final answer
x = 66,689,847.79
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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.