Finding the Fourth Proportional to 117,515,759.20, 164,692,124 and 117,515,759.20
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Solution
The fourth proportional to 117,515,759.20, 164,692,124 and 117,515,759.20 is: 164,692,124
Step by Step Solution
- Step 1: Write the proportion equation
117,515,759.20 : 164,692,124 = 117,515,759.20 : x - Step 2: Convert to fraction form
117,515,759.20/164,692,124 = 117,515,759.20/x - Step 3: Cross multiply
117,515,759.20x = 164,692,124 × 117,515,759.20 - Step 4: Simplify right side
117,515,759.20x = 19,353,919,986,120,540 - Step 5: Solve for x
x = 19,353,919,986,120,540/117,515,759.20 - Step 6: Final answer
x = 164,692,124
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.