Finding the Fourth Proportional to 6,828,566,903.84, 9,423,431,889.36 and 3,699,442,295.84
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Solution
The fourth proportional to 6,828,566,903.84, 9,423,431,889.36 and 3,699,442,295.84 is: 5,105,235,548.60
Step by Step Solution
- Step 1: Write the proportion equation
6,828,566,903.84 : 9,423,431,889.36 = 3,699,442,295.84 : x - Step 2: Convert to fraction form
6,828,566,903.84/9,423,431,889.36 = 3,699,442,295.84/x - Step 3: Cross multiply
6,828,566,903.84x = 9,423,431,889.36 × 3,699,442,295.84 - Step 4: Simplify right side
6,828,566,903.84x = 34,861,442,503,465,832,448 - Step 5: Solve for x
x = 34,861,442,503,465,832,448/6,828,566,903.84 - Step 6: Final answer
x = 5,105,235,548.60
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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.