Finding the Fourth Proportional to 39,426,376,097.64, 54,411,068,452.74 and 22,273,280,147.88
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Solution
The fourth proportional to 39,426,376,097.64, 54,411,068,452.74 and 22,273,280,147.88 is: 30,738,634,658.99
Step by Step Solution
- Step 1: Write the proportion equation
39,426,376,097.64 : 54,411,068,452.74 = 22,273,280,147.88 : x - Step 2: Convert to fraction form
39,426,376,097.64/54,411,068,452.74 = 22,273,280,147.88/x - Step 3: Cross multiply
39,426,376,097.64x = 54,411,068,452.74 × 22,273,280,147.88 - Step 4: Simplify right side
39,426,376,097.64x = 1,211,912,970,793,353,478,144 - Step 5: Solve for x
x = 1,211,912,970,793,353,478,144/39,426,376,097.64 - Step 6: Final answer
x = 30,738,634,658.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.