Finding the Fourth Proportional to 413,584,734.60, 620,377,101.90 and 183,577,069.80
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Solution
The fourth proportional to 413,584,734.60, 620,377,101.90 and 183,577,069.80 is: 275,365,604.70
Step by Step Solution
- Step 1: Write the proportion equation
413,584,734.60 : 620,377,101.90 = 183,577,069.80 : x - Step 2: Convert to fraction form
413,584,734.60/620,377,101.90 = 183,577,069.80/x - Step 3: Cross multiply
413,584,734.60x = 620,377,101.90 × 183,577,069.80 - Step 4: Simplify right side
413,584,734.60x = 113,887,010,537,818,016 - Step 5: Solve for x
x = 113,887,010,537,818,016/413,584,734.60 - Step 6: Final answer
x = 275,365,604.70
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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.