Finding the Fourth Proportional to 160,992,137.80, 241,488,206.70 and 149,654,729.80
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Solution
The fourth proportional to 160,992,137.80, 241,488,206.70 and 149,654,729.80 is: 224,482,094.70
Step by Step Solution
- Step 1: Write the proportion equation
160,992,137.80 : 241,488,206.70 = 149,654,729.80 : x - Step 2: Convert to fraction form
160,992,137.80/241,488,206.70 = 149,654,729.80/x - Step 3: Cross multiply
160,992,137.80x = 241,488,206.70 × 149,654,729.80 - Step 4: Simplify right side
160,992,137.80x = 36,139,852,323,575,048 - Step 5: Solve for x
x = 36,139,852,323,575,048/160,992,137.80 - Step 6: Final answer
x = 224,482,094.70
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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.