Finding the Fourth Proportional to 211,348,234.14, 291,662,675.55 and 118,526,748.54
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Solution
The fourth proportional to 211,348,234.14, 291,662,675.55 and 118,526,748.54 is: 163,568,097.67
Step by Step Solution
- Step 1: Write the proportion equation
211,348,234.14 : 291,662,675.55 = 118,526,748.54 : x - Step 2: Convert to fraction form
211,348,234.14/291,662,675.55 = 118,526,748.54/x - Step 3: Cross multiply
211,348,234.14x = 291,662,675.55 × 118,526,748.54 - Step 4: Simplify right side
211,348,234.14x = 34,569,828,603,418,460 - Step 5: Solve for x
x = 34,569,828,603,418,460/211,348,234.14 - Step 6: Final answer
x = 163,568,097.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.