Finding the Fourth Proportional to 155,272,411.68, 232,678,588.56 and 63,043,997.28
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Solution
The fourth proportional to 155,272,411.68, 232,678,588.56 and 63,043,997.28 is: 94,472,599.13
Step by Step Solution
- Step 1: Write the proportion equation
155,272,411.68 : 232,678,588.56 = 63,043,997.28 : x - Step 2: Convert to fraction form
155,272,411.68/232,678,588.56 = 63,043,997.28/x - Step 3: Cross multiply
155,272,411.68x = 232,678,588.56 × 63,043,997.28 - Step 4: Simplify right side
155,272,411.68x = 14,668,988,304,290,880 - Step 5: Solve for x
x = 14,668,988,304,290,880/155,272,411.68 - Step 6: Final answer
x = 94,472,599.13
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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.