Finding the Fourth Proportional to 6,657,622,004.85, 9,985,184,489.97 and 3,340,545,938.88
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Solution
The fourth proportional to 6,657,622,004.85, 9,985,184,489.97 and 3,340,545,938.88 is: 5,010,192,448.99
Step by Step Solution
- Step 1: Write the proportion equation
6,657,622,004.85 : 9,985,184,489.97 = 3,340,545,938.88 : x - Step 2: Convert to fraction form
6,657,622,004.85/9,985,184,489.97 = 3,340,545,938.88/x - Step 3: Cross multiply
6,657,622,004.85x = 9,985,184,489.97 × 3,340,545,938.88 - Step 4: Simplify right side
6,657,622,004.85x = 33,355,967,496,936,845,312 - Step 5: Solve for x
x = 33,355,967,496,936,845,312/6,657,622,004.85 - Step 6: Final answer
x = 5,010,192,448.99
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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.