Finding the Fourth Proportional to 937,997,553.84, 1,407,008,304.99 and 247,898,845.50
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Solution
The fourth proportional to 937,997,553.84, 1,407,008,304.99 and 247,898,845.50 is: 371,851,432.86
Step by Step Solution
- Step 1: Write the proportion equation
937,997,553.84 : 1,407,008,304.99 = 247,898,845.50 : x - Step 2: Convert to fraction form
937,997,553.84/1,407,008,304.99 = 247,898,845.50/x - Step 3: Cross multiply
937,997,553.84x = 1,407,008,304.99 × 247,898,845.50 - Step 4: Simplify right side
937,997,553.84x = 348,795,734,415,932,864 - Step 5: Solve for x
x = 348,795,734,415,932,864/937,997,553.84 - Step 6: Final answer
x = 371,851,432.86
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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.