Finding the Fourth Proportional to 177,281,416.60, 242,874,407.87 and 170,651,917
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Solution
The fourth proportional to 177,281,416.60, 242,874,407.87 and 170,651,917 is: 233,792,035.78
Step by Step Solution
- Step 1: Write the proportion equation
177,281,416.60 : 242,874,407.87 = 170,651,917 : x - Step 2: Convert to fraction form
177,281,416.60/242,874,407.87 = 170,651,917/x - Step 3: Cross multiply
177,281,416.60x = 242,874,407.87 × 170,651,917 - Step 4: Simplify right side
177,281,416.60x = 41,446,983,293,255,384 - Step 5: Solve for x
x = 41,446,983,293,255,384/177,281,416.60 - Step 6: Final answer
x = 233,792,035.78
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.