Finding the Fourth Proportional to 157,464,165.10, 236,196,247.65 and 48,306,183.70
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Solution
The fourth proportional to 157,464,165.10, 236,196,247.65 and 48,306,183.70 is: 72,459,275.55
Step by Step Solution
- Step 1: Write the proportion equation
157,464,165.10 : 236,196,247.65 = 48,306,183.70 : x - Step 2: Convert to fraction form
157,464,165.10/236,196,247.65 = 48,306,183.70/x - Step 3: Cross multiply
157,464,165.10x = 236,196,247.65 × 48,306,183.70 - Step 4: Simplify right side
157,464,165.10x = 11,409,739,328,231,594 - Step 5: Solve for x
x = 11,409,739,328,231,594/157,464,165.10 - Step 6: Final answer
x = 72,459,275.55
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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.