Finding the Fourth Proportional to 246,570,665.80, 369,855,998.70 and 125,638,313.80
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Solution
The fourth proportional to 246,570,665.80, 369,855,998.70 and 125,638,313.80 is: 188,457,470.70
Step by Step Solution
- Step 1: Write the proportion equation
246,570,665.80 : 369,855,998.70 = 125,638,313.80 : x - Step 2: Convert to fraction form
246,570,665.80/369,855,998.70 = 125,638,313.80/x - Step 3: Cross multiply
246,570,665.80x = 369,855,998.70 × 125,638,313.80 - Step 4: Simplify right side
246,570,665.80x = 46,468,084,025,482,992 - Step 5: Solve for x
x = 46,468,084,025,482,992/246,570,665.80 - Step 6: Final answer
x = 188,457,470.70
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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.