Finding the Fourth Proportional to 194,138,136.10, 291,207,204.15 and 176,565,153.70
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Solution
The fourth proportional to 194,138,136.10, 291,207,204.15 and 176,565,153.70 is: 264,847,730.55
Step by Step Solution
- Step 1: Write the proportion equation
194,138,136.10 : 291,207,204.15 = 176,565,153.70 : x - Step 2: Convert to fraction form
194,138,136.10/291,207,204.15 = 176,565,153.70/x - Step 3: Cross multiply
194,138,136.10x = 291,207,204.15 × 176,565,153.70 - Step 4: Simplify right side
194,138,136.10x = 51,417,044,759,292,024 - Step 5: Solve for x
x = 51,417,044,759,292,024/194,138,136.10 - Step 6: Final answer
x = 264,847,730.55
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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.