Finding the Fourth Proportional to 88,566,398,744.22, 122,221,551,304.53 and 49,993,437,771.90
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Solution
The fourth proportional to 88,566,398,744.22, 122,221,551,304.53 and 49,993,437,771.90 is: 68,990,899,552.94
Step by Step Solution
- Step 1: Write the proportion equation
88,566,398,744.22 : 122,221,551,304.53 = 49,993,437,771.90 : x - Step 2: Convert to fraction form
88,566,398,744.22/122,221,551,304.53 = 49,993,437,771.90/x - Step 3: Cross multiply
88,566,398,744.22x = 122,221,551,304.53 × 49,993,437,771.90 - Step 4: Simplify right side
88,566,398,744.22x = 6,110,275,519,528,104,361,984 - Step 5: Solve for x
x = 6,110,275,519,528,104,361,984/88,566,398,744.22 - Step 6: Final answer
x = 68,990,899,552.94
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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.