Finding the Fourth Proportional to 183,738,411.68, 275,607,617.51 and 81,502,449.30
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Solution
The fourth proportional to 183,738,411.68, 275,607,617.51 and 81,502,449.30 is: 122,253,673.95
Step by Step Solution
- Step 1: Write the proportion equation
183,738,411.68 : 275,607,617.51 = 81,502,449.30 : x - Step 2: Convert to fraction form
183,738,411.68/275,607,617.51 = 81,502,449.30/x - Step 3: Cross multiply
183,738,411.68x = 275,607,617.51 × 81,502,449.30 - Step 4: Simplify right side
183,738,411.68x = 22,462,695,873,006,320 - Step 5: Solve for x
x = 22,462,695,873,006,320/183,738,411.68 - Step 6: Final answer
x = 122,253,673.95
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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.