Finding the Fourth Proportional to 118,732,110.70, 177,720,252.45 and 84,719,886.70
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Solution
The fourth proportional to 118,732,110.70, 177,720,252.45 and 84,719,886.70 is: 126,810,174.29
Step by Step Solution
- Step 1: Write the proportion equation
118,732,110.70 : 177,720,252.45 = 84,719,886.70 : x - Step 2: Convert to fraction form
118,732,110.70/177,720,252.45 = 84,719,886.70/x - Step 3: Cross multiply
118,732,110.70x = 177,720,252.45 × 84,719,886.70 - Step 4: Simplify right side
118,732,110.70x = 15,056,439,651,859,396 - Step 5: Solve for x
x = 15,056,439,651,859,396/118,732,110.70 - Step 6: Final answer
x = 126,810,174.29
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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.