Finding the Fourth Proportional to 8,981,869,746.99, 12,398,796,773.01 and 5,596,451,673.90
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Solution
The fourth proportional to 8,981,869,746.99, 12,398,796,773.01 and 5,596,451,673.90 is: 7,725,481,320.63
Step by Step Solution
- Step 1: Write the proportion equation
8,981,869,746.99 : 12,398,796,773.01 = 5,596,451,673.90 : x - Step 2: Convert to fraction form
8,981,869,746.99/12,398,796,773.01 = 5,596,451,673.90/x - Step 3: Cross multiply
8,981,869,746.99x = 12,398,796,773.01 × 5,596,451,673.90 - Step 4: Simplify right side
8,981,869,746.99x = 69,389,266,954,655,883,264 - Step 5: Solve for x
x = 69,389,266,954,655,883,264/8,981,869,746.99 - Step 6: Final answer
x = 7,725,481,320.63
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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.