Finding the Fourth Proportional to 149,691,805.60, 224,537,708.40 and 147,676,266.40
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Solution
The fourth proportional to 149,691,805.60, 224,537,708.40 and 147,676,266.40 is: 221,514,399.60
Step by Step Solution
- Step 1: Write the proportion equation
149,691,805.60 : 224,537,708.40 = 147,676,266.40 : x - Step 2: Convert to fraction form
149,691,805.60/224,537,708.40 = 147,676,266.40/x - Step 3: Cross multiply
149,691,805.60x = 224,537,708.40 × 147,676,266.40 - Step 4: Simplify right side
149,691,805.60x = 33,158,890,442,523,920 - Step 5: Solve for x
x = 33,158,890,442,523,920/149,691,805.60 - Step 6: Final answer
x = 221,514,399.60
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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.