Finding the Fourth Proportional to 183,490,216.70, 275,235,325.05 and 101,860,879.10
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Solution
The fourth proportional to 183,490,216.70, 275,235,325.05 and 101,860,879.10 is: 152,791,318.65
Step by Step Solution
- Step 1: Write the proportion equation
183,490,216.70 : 275,235,325.05 = 101,860,879.10 : x - Step 2: Convert to fraction form
183,490,216.70/275,235,325.05 = 101,860,879.10/x - Step 3: Cross multiply
183,490,216.70x = 275,235,325.05 × 101,860,879.10 - Step 4: Simplify right side
183,490,216.70x = 28,035,712,168,967,252 - Step 5: Solve for x
x = 28,035,712,168,967,252/183,490,216.70 - Step 6: Final answer
x = 152,791,318.65
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Double scale
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Similar ratio
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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.