Finding the Fourth Proportional to 122,312,278.59, 183,468,366.84 and 44,595,002.85
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Solution
The fourth proportional to 122,312,278.59, 183,468,366.84 and 44,595,002.85 is: 66,892,485.66
Step by Step Solution
- Step 1: Write the proportion equation
122,312,278.59 : 183,468,366.84 = 44,595,002.85 : x - Step 2: Convert to fraction form
122,312,278.59/183,468,366.84 = 44,595,002.85/x - Step 3: Cross multiply
122,312,278.59x = 183,468,366.84 × 44,595,002.85 - Step 4: Simplify right side
122,312,278.59x = 8,181,772,342,114,646 - Step 5: Solve for x
x = 8,181,772,342,114,646/122,312,278.59 - Step 6: Final answer
x = 66,892,485.66
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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.