Finding the Fourth Proportional to 96,531,817.28, 133,176,214.56 and 55,256,651.84
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Solution
The fourth proportional to 96,531,817.28, 133,176,214.56 and 55,256,651.84 is: 76,232,603.18
Step by Step Solution
- Step 1: Write the proportion equation
96,531,817.28 : 133,176,214.56 = 55,256,651.84 : x - Step 2: Convert to fraction form
96,531,817.28/133,176,214.56 = 55,256,651.84/x - Step 3: Cross multiply
96,531,817.28x = 133,176,214.56 × 55,256,651.84 - Step 4: Simplify right side
96,531,817.28x = 7,358,871,721,311,059 - Step 5: Solve for x
x = 7,358,871,721,311,059/96,531,817.28 - Step 6: Final answer
x = 76,232,603.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.