Finding the Fourth Proportional to 9,475,498,982.71, 13,076,597,201.96 and 5,246,411,245
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Solution
The fourth proportional to 9,475,498,982.71, 13,076,597,201.96 and 5,246,411,245 is: 7,240,273,755.70
Step by Step Solution
- Step 1: Write the proportion equation
9,475,498,982.71 : 13,076,597,201.96 = 5,246,411,245 : x - Step 2: Convert to fraction form
9,475,498,982.71/13,076,597,201.96 = 5,246,411,245/x - Step 3: Cross multiply
9,475,498,982.71x = 13,076,597,201.96 × 5,246,411,245 - Step 4: Simplify right side
9,475,498,982.71x = 68,605,206,606,698,471,424 - Step 5: Solve for x
x = 68,605,206,606,698,471,424/9,475,498,982.71 - Step 6: Final answer
x = 7,240,273,755.70
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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.