Finding the Fourth Proportional to 442,933,334.44, 611,159,350.98 and 247,332,950.44
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Solution
The fourth proportional to 442,933,334.44, 611,159,350.98 and 247,332,950.44 is: 341,269,969.35
Step by Step Solution
- Step 1: Write the proportion equation
442,933,334.44 : 611,159,350.98 = 247,332,950.44 : x - Step 2: Convert to fraction form
442,933,334.44/611,159,350.98 = 247,332,950.44/x - Step 3: Cross multiply
442,933,334.44x = 611,159,350.98 × 247,332,950.44 - Step 4: Simplify right side
442,933,334.44x = 151,159,845,466,878,912 - Step 5: Solve for x
x = 151,159,845,466,878,912/442,933,334.44 - Step 6: Final answer
x = 341,269,969.35
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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.