Finding the Fourth Proportional to 377,482,520.08, 566,255,916.42 and 115,225,977.40
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Solution
The fourth proportional to 377,482,520.08, 566,255,916.42 and 115,225,977.40 is: 172,848,775.66
Step by Step Solution
- Step 1: Write the proportion equation
377,482,520.08 : 566,255,916.42 = 115,225,977.40 : x - Step 2: Convert to fraction form
377,482,520.08/566,255,916.42 = 115,225,977.40/x - Step 3: Cross multiply
377,482,520.08x = 566,255,916.42 × 115,225,977.40 - Step 4: Simplify right side
377,482,520.08x = 65,247,391,428,027,208 - Step 5: Solve for x
x = 65,247,391,428,027,208/377,482,520.08 - Step 6: Final answer
x = 172,848,775.66
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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.