Finding the Fourth Proportional to 119,122,324.10, 178,683,486.15 and 107,029,088.90
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Solution
The fourth proportional to 119,122,324.10, 178,683,486.15 and 107,029,088.90 is: 160,543,633.35
Step by Step Solution
- Step 1: Write the proportion equation
119,122,324.10 : 178,683,486.15 = 107,029,088.90 : x - Step 2: Convert to fraction form
119,122,324.10/178,683,486.15 = 107,029,088.90/x - Step 3: Cross multiply
119,122,324.10x = 178,683,486.15 × 107,029,088.90 - Step 4: Simplify right side
119,122,324.10x = 19,124,330,724,110,272 - Step 5: Solve for x
x = 19,124,330,724,110,272/119,122,324.10 - Step 6: Final answer
x = 160,543,633.35
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1.5x scale
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.