Finding the Fourth Proportional to 772,250,651,991.38, 1,158,542,708,322.20 and 235,070,618,270.40
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Solution
The fourth proportional to 772,250,651,991.38, 1,158,542,708,322.20 and 235,070,618,270.40 is: 352,656,679,584.14
Step by Step Solution
- Step 1: Write the proportion equation
772,250,651,991.38 : 1,158,542,708,322.20 = 235,070,618,270.40 : x - Step 2: Convert to fraction form
772,250,651,991.38/1,158,542,708,322.20 = 235,070,618,270.40/x - Step 3: Cross multiply
772,250,651,991.38x = 1,158,542,708,322.20 × 235,070,618,270.40 - Step 4: Simplify right side
772,250,651,991.38x = 272,339,350,737,963,213,389,824 - Step 5: Solve for x
x = 272,339,350,737,963,213,389,824/772,250,651,991.38 - Step 6: Final answer
x = 352,656,679,584.14
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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.