Finding the Fourth Proportional to 195,696,137.80, 293,544,206.70 and 104,996,873.80
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Solution
The fourth proportional to 195,696,137.80, 293,544,206.70 and 104,996,873.80 is: 157,495,310.70
Step by Step Solution
- Step 1: Write the proportion equation
195,696,137.80 : 293,544,206.70 = 104,996,873.80 : x - Step 2: Convert to fraction form
195,696,137.80/293,544,206.70 = 104,996,873.80/x - Step 3: Cross multiply
195,696,137.80x = 293,544,206.70 × 104,996,873.80 - Step 4: Simplify right side
195,696,137.80x = 30,821,224,025,601,012 - Step 5: Solve for x
x = 30,821,224,025,601,012/195,696,137.80 - Step 6: Final answer
x = 157,495,310.70
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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.