Finding the Fourth Proportional to 4,889,330,107.67, 6,748,738,730.23 and 2,855,329,622.06
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Solution
The fourth proportional to 4,889,330,107.67, 6,748,738,730.23 and 2,855,329,622.06 is: 3,941,209,364.81
Step by Step Solution
- Step 1: Write the proportion equation
4,889,330,107.67 : 6,748,738,730.23 = 2,855,329,622.06 : x - Step 2: Convert to fraction form
4,889,330,107.67/6,748,738,730.23 = 2,855,329,622.06/x - Step 3: Cross multiply
4,889,330,107.67x = 6,748,738,730.23 × 2,855,329,622.06 - Step 4: Simplify right side
4,889,330,107.67x = 19,269,873,607,985,659,904 - Step 5: Solve for x
x = 19,269,873,607,985,659,904/4,889,330,107.67 - Step 6: Final answer
x = 3,941,209,364.81
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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.