Finding the Fourth Proportional to 315,096,994.99, 472,715,761.60 and 96,769,370.62
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Solution
The fourth proportional to 315,096,994.99, 472,715,761.60 and 96,769,370.62 is: 145,175,636.26
Step by Step Solution
- Step 1: Write the proportion equation
315,096,994.99 : 472,715,761.60 = 96,769,370.62 : x - Step 2: Convert to fraction form
315,096,994.99/472,715,761.60 = 96,769,370.62/x - Step 3: Cross multiply
315,096,994.99x = 472,715,761.60 × 96,769,370.62 - Step 4: Simplify right side
315,096,994.99x = 45,744,406,732,185,968 - Step 5: Solve for x
x = 45,744,406,732,185,968/315,096,994.99 - Step 6: Final answer
x = 145,175,636.26
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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.