Finding the Fourth Proportional to 14,183,424,029.60, 21,275,136,044.40 and 14,038,305,207.20
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Solution
The fourth proportional to 14,183,424,029.60, 21,275,136,044.40 and 14,038,305,207.20 is: 21,057,457,810.80
Step by Step Solution
- Step 1: Write the proportion equation
14,183,424,029.60 : 21,275,136,044.40 = 14,038,305,207.20 : x - Step 2: Convert to fraction form
14,183,424,029.60/21,275,136,044.40 = 14,038,305,207.20/x - Step 3: Cross multiply
14,183,424,029.60x = 21,275,136,044.40 × 14,038,305,207.20 - Step 4: Simplify right side
14,183,424,029.60x = 298,666,853,115,989,000,192 - Step 5: Solve for x
x = 298,666,853,115,989,000,192/14,183,424,029.60 - Step 6: Final answer
x = 21,057,457,810.80
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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.