Finding the Fourth Proportional to 149,193,860,963.70, 223,790,791,445.55 and 149,193,860,963.70
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Solution
The fourth proportional to 149,193,860,963.70, 223,790,791,445.55 and 149,193,860,963.70 is: 223,790,791,445.55
Step by Step Solution
- Step 1: Write the proportion equation
149,193,860,963.70 : 223,790,791,445.55 = 149,193,860,963.70 : x - Step 2: Convert to fraction form
149,193,860,963.70/223,790,791,445.55 = 149,193,860,963.70/x - Step 3: Cross multiply
149,193,860,963.70x = 223,790,791,445.55 × 149,193,860,963.70 - Step 4: Simplify right side
149,193,860,963.70x = 33,388,212,223,883,771,641,856 - Step 5: Solve for x
x = 33,388,212,223,883,771,641,856/149,193,860,963.70 - Step 6: Final answer
x = 223,790,791,445.55
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1.5x scale
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.