Finding the Fourth Proportional to 16,872,917,306.94, 25,315,002,178.18 and 11,222,780,535.99
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Solution
The fourth proportional to 16,872,917,306.94, 25,315,002,178.18 and 11,222,780,535.99 is: 16,837,913,002.57
Step by Step Solution
- Step 1: Write the proportion equation
16,872,917,306.94 : 25,315,002,178.18 = 11,222,780,535.99 : x - Step 2: Convert to fraction form
16,872,917,306.94/25,315,002,178.18 = 11,222,780,535.99/x - Step 3: Cross multiply
16,872,917,306.94x = 25,315,002,178.18 × 11,222,780,535.99 - Step 4: Simplify right side
16,872,917,306.94x = 284,104,713,713,834,164,224 - Step 5: Solve for x
x = 284,104,713,713,834,164,224/16,872,917,306.94 - Step 6: Final answer
x = 16,837,913,002.57
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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.