Finding the Fourth Proportional to 7,026,400,268.22, 9,696,374,979.51 and 3,811,302,209.95
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Solution
The fourth proportional to 7,026,400,268.22, 9,696,374,979.51 and 3,811,302,209.95 is: 5,259,565,919.56
Step by Step Solution
- Step 1: Write the proportion equation
7,026,400,268.22 : 9,696,374,979.51 = 3,811,302,209.95 : x - Step 2: Convert to fraction form
7,026,400,268.22/9,696,374,979.51 = 3,811,302,209.95/x - Step 3: Cross multiply
7,026,400,268.22x = 9,696,374,979.51 × 3,811,302,209.95 - Step 4: Simplify right side
7,026,400,268.22x = 36,955,815,387,923,259,392 - Step 5: Solve for x
x = 36,955,815,387,923,259,392/7,026,400,268.22 - Step 6: Final answer
x = 5,259,565,919.56
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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.