Finding the Fourth Proportional to 149,691,701.55, 224,537,552.33 and 73,063,887.15
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Solution
The fourth proportional to 149,691,701.55, 224,537,552.33 and 73,063,887.15 is: 109,595,830.73
Step by Step Solution
- Step 1: Write the proportion equation
149,691,701.55 : 224,537,552.33 = 73,063,887.15 : x - Step 2: Convert to fraction form
149,691,701.55/224,537,552.33 = 73,063,887.15/x - Step 3: Cross multiply
149,691,701.55x = 224,537,552.33 × 73,063,887.15 - Step 4: Simplify right side
149,691,701.55x = 16,405,586,384,011,020 - Step 5: Solve for x
x = 16,405,586,384,011,020/149,691,701.55 - Step 6: Final answer
x = 109,595,830.73
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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.