Finding the Fourth Proportional to 457,374,156.84, 684,265,324.68 and 352,954,463.76
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Solution
The fourth proportional to 457,374,156.84, 684,265,324.68 and 352,954,463.76 is: 528,045,796.05
Step by Step Solution
- Step 1: Write the proportion equation
457,374,156.84 : 684,265,324.68 = 352,954,463.76 : x - Step 2: Convert to fraction form
457,374,156.84/684,265,324.68 = 352,954,463.76/x - Step 3: Cross multiply
457,374,156.84x = 684,265,324.68 × 352,954,463.76 - Step 4: Simplify right side
457,374,156.84x = 241,514,500,741,991,680 - Step 5: Solve for x
x = 241,514,500,741,991,680/457,374,156.84 - Step 6: Final answer
x = 528,045,796.05
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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.