Finding the Fourth Proportional to 65,736,166.80, 98,415,293.40 and 40,226,998.80
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Solution
The fourth proportional to 65,736,166.80, 98,415,293.40 and 40,226,998.80 is: 60,224,866.80
Step by Step Solution
- Step 1: Write the proportion equation
65,736,166.80 : 98,415,293.40 = 40,226,998.80 : x - Step 2: Convert to fraction form
65,736,166.80/98,415,293.40 = 40,226,998.80/x - Step 3: Cross multiply
65,736,166.80x = 98,415,293.40 × 40,226,998.80 - Step 4: Simplify right side
65,736,166.80x = 3,958,951,889,503,448 - Step 5: Solve for x
x = 3,958,951,889,503,448/65,736,166.80 - Step 6: Final answer
x = 60,224,866.80
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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.