Finding the Fourth Proportional to 19,816,167,945, 29,727,044,155.57 and 6,365,941,770.87
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Solution
The fourth proportional to 19,816,167,945, 29,727,044,155.57 and 6,365,941,770.87 is: 9,549,809,662.48
Step by Step Solution
- Step 1: Write the proportion equation
19,816,167,945 : 29,727,044,155.57 = 6,365,941,770.87 : x - Step 2: Convert to fraction form
19,816,167,945/29,727,044,155.57 = 6,365,941,770.87/x - Step 3: Cross multiply
19,816,167,945x = 29,727,044,155.57 × 6,365,941,770.87 - Step 4: Simplify right side
19,816,167,945x = 189,240,632,114,408,128,512 - Step 5: Solve for x
x = 189,240,632,114,408,128,512/19,816,167,945 - Step 6: Final answer
x = 9,549,809,662.48
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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.