Finding the Fourth Proportional to 8,492,755,873,812.10, 12,737,739,096,947 and 3,656,455,478,060.70
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Solution
The fourth proportional to 8,492,755,873,812.10, 12,737,739,096,947 and 3,656,455,478,060.70 is: 5,484,082,739,591.80
Step by Step Solution
- Step 1: Write the proportion equation
8,492,755,873,812.10 : 12,737,739,096,947 = 3,656,455,478,060.70 : x - Step 2: Convert to fraction form
8,492,755,873,812.10/12,737,739,096,947 = 3,656,455,478,060.70/x - Step 3: Cross multiply
8,492,755,873,812.10x = 12,737,739,096,947 × 3,656,455,478,060.70 - Step 4: Simplify right side
8,492,755,873,812.10x = 46,574,975,899,139,812,934,811,648 - Step 5: Solve for x
x = 46,574,975,899,139,812,934,811,648/8,492,755,873,812.10 - Step 6: Final answer
x = 5,484,082,739,591.80
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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.