Finding the Fourth Proportional to 551,803,230.14, 827,984,737.40 and 306,114,512.90
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Solution
The fourth proportional to 551,803,230.14, 827,984,737.40 and 306,114,512.90 is: 459,327,040.39
Step by Step Solution
- Step 1: Write the proportion equation
551,803,230.14 : 827,984,737.40 = 306,114,512.90 : x - Step 2: Convert to fraction form
551,803,230.14/827,984,737.40 = 306,114,512.90/x - Step 3: Cross multiply
551,803,230.14x = 827,984,737.40 × 306,114,512.90 - Step 4: Simplify right side
551,803,230.14x = 253,458,144,574,460,768 - Step 5: Solve for x
x = 253,458,144,574,460,768/551,803,230.14 - Step 6: Final answer
x = 459,327,040.39
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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.