Finding the Fourth Proportional to 236,968,585.04, 355,486,879.91 and 73,220,639.67
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Solution
The fourth proportional to 236,968,585.04, 355,486,879.91 and 73,220,639.67 is: 109,841,465.85
Step by Step Solution
- Step 1: Write the proportion equation
236,968,585.04 : 355,486,879.91 = 73,220,639.67 : x - Step 2: Convert to fraction form
236,968,585.04/355,486,879.91 = 73,220,639.67/x - Step 3: Cross multiply
236,968,585.04x = 355,486,879.91 × 73,220,639.67 - Step 4: Simplify right side
236,968,585.04x = 26,028,976,741,485,728 - Step 5: Solve for x
x = 26,028,976,741,485,728/236,968,585.04 - Step 6: Final answer
x = 109,841,465.85
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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.