Finding the Fourth Proportional to 177,167,693.80, 265,751,540.70 and 173,186,381.80
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Solution
The fourth proportional to 177,167,693.80, 265,751,540.70 and 173,186,381.80 is: 259,779,572.70
Step by Step Solution
- Step 1: Write the proportion equation
177,167,693.80 : 265,751,540.70 = 173,186,381.80 : x - Step 2: Convert to fraction form
177,167,693.80/265,751,540.70 = 173,186,381.80/x - Step 3: Cross multiply
177,167,693.80x = 265,751,540.70 × 173,186,381.80 - Step 4: Simplify right side
177,167,693.80x = 46,024,547,791,608,440 - Step 5: Solve for x
x = 46,024,547,791,608,440/177,167,693.80 - Step 6: Final answer
x = 259,779,572.70
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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.