Finding the Fourth Proportional to 11,292,656,679.12, 16,935,391,268.86 and 3,728,032,888
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Solution
The fourth proportional to 11,292,656,679.12, 16,935,391,268.86 and 3,728,032,888 is: 5,590,862,931.15
Step by Step Solution
- Step 1: Write the proportion equation
11,292,656,679.12 : 16,935,391,268.86 = 3,728,032,888 : x - Step 2: Convert to fraction form
11,292,656,679.12/16,935,391,268.86 = 3,728,032,888/x - Step 3: Cross multiply
11,292,656,679.12x = 16,935,391,268.86 × 3,728,032,888 - Step 4: Simplify right side
11,292,656,679.12x = 63,135,695,621,458,132,992 - Step 5: Solve for x
x = 63,135,695,621,458,132,992/11,292,656,679.12 - Step 6: Final answer
x = 5,590,862,931.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.