Finding the Fourth Proportional to 244,653,620.60, 366,980,430.90 and 135,814,503.80
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Solution
The fourth proportional to 244,653,620.60, 366,980,430.90 and 135,814,503.80 is: 203,721,755.70
Step by Step Solution
- Step 1: Write the proportion equation
244,653,620.60 : 366,980,430.90 = 135,814,503.80 : x - Step 2: Convert to fraction form
244,653,620.60/366,980,430.90 = 135,814,503.80/x - Step 3: Cross multiply
244,653,620.60x = 366,980,430.90 × 135,814,503.80 - Step 4: Simplify right side
244,653,620.60x = 49,841,265,126,993,688 - Step 5: Solve for x
x = 49,841,265,126,993,688/244,653,620.60 - Step 6: Final answer
x = 203,721,755.70
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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.