Finding the Fourth Proportional to 8,887,892,541.99, 13,322,506,376.81 and 2,990,404,326.33
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Solution
The fourth proportional to 8,887,892,541.99, 13,322,506,376.81 and 2,990,404,326.33 is: 4,482,466,514.82
Step by Step Solution
- Step 1: Write the proportion equation
8,887,892,541.99 : 13,322,506,376.81 = 2,990,404,326.33 : x - Step 2: Convert to fraction form
8,887,892,541.99/13,322,506,376.81 = 2,990,404,326.33/x - Step 3: Cross multiply
8,887,892,541.99x = 13,322,506,376.81 × 2,990,404,326.33 - Step 4: Simplify right side
8,887,892,541.99x = 39,839,680,706,756,681,728 - Step 5: Solve for x
x = 39,839,680,706,756,681,728/8,887,892,541.99 - Step 6: Final answer
x = 4,482,466,514.82
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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.