Finding the Fourth Proportional to 246,989,579.46, 369,990,378.14 and 148,566,955.02
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Solution
The fourth proportional to 246,989,579.46, 369,990,378.14 and 148,566,955.02 is: 222,553,291.46
Step by Step Solution
- Step 1: Write the proportion equation
246,989,579.46 : 369,990,378.14 = 148,566,955.02 : x - Step 2: Convert to fraction form
246,989,579.46/369,990,378.14 = 148,566,955.02/x - Step 3: Cross multiply
246,989,579.46x = 369,990,378.14 × 148,566,955.02 - Step 4: Simplify right side
246,989,579.46x = 54,968,343,866,215,336 - Step 5: Solve for x
x = 54,968,343,866,215,336/246,989,579.46 - Step 6: Final answer
x = 222,553,291.46
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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.