Finding the Fourth Proportional to 125,463,319.26, 188,121,905.75 and 48,696,666.81
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Solution
The fourth proportional to 125,463,319.26, 188,121,905.75 and 48,696,666.81 is: 73,016,638.00
Step by Step Solution
- Step 1: Write the proportion equation
125,463,319.26 : 188,121,905.75 = 48,696,666.81 : x - Step 2: Convert to fraction form
125,463,319.26/188,121,905.75 = 48,696,666.81/x - Step 3: Cross multiply
125,463,319.26x = 188,121,905.75 × 48,696,666.81 - Step 4: Simplify right side
125,463,319.26x = 9,160,909,764,262,018 - Step 5: Solve for x
x = 9,160,909,764,262,018/125,463,319.26 - Step 6: Final answer
x = 73,016,638.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.