Finding the Fourth Proportional to 352,764,745.77, 486,842,617.98 and 211,641,277.14
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Solution
The fourth proportional to 352,764,745.77, 486,842,617.98 and 211,641,277.14 is: 292,081,322.39
Step by Step Solution
- Step 1: Write the proportion equation
352,764,745.77 : 486,842,617.98 = 211,641,277.14 : x - Step 2: Convert to fraction form
352,764,745.77/486,842,617.98 = 211,641,277.14/x - Step 3: Cross multiply
352,764,745.77x = 486,842,617.98 × 211,641,277.14 - Step 4: Simplify right side
352,764,745.77x = 103,035,993,435,468,320 - Step 5: Solve for x
x = 103,035,993,435,468,320/352,764,745.77 - Step 6: Final answer
x = 292,081,322.39
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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.