Finding the Fourth Proportional to 736,834,514.40, 1,101,894,724.17 and 550,219,505.40
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Solution
The fourth proportional to 736,834,514.40, 1,101,894,724.17 and 550,219,505.40 is: 822,822,436.09
Step by Step Solution
- Step 1: Write the proportion equation
736,834,514.40 : 1,101,894,724.17 = 550,219,505.40 : x - Step 2: Convert to fraction form
736,834,514.40/1,101,894,724.17 = 550,219,505.40/x - Step 3: Cross multiply
736,834,514.40x = 1,101,894,724.17 × 550,219,505.40 - Step 4: Simplify right side
736,834,514.40x = 606,283,970,135,686,784 - Step 5: Solve for x
x = 606,283,970,135,686,784/736,834,514.40 - Step 6: Final answer
x = 822,822,436.09
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1.5x scale
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.