Finding the Fourth Proportional to 324,309,565.07, 487,240,415.63 and 207,952,890.12
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Solution
The fourth proportional to 324,309,565.07, 487,240,415.63 and 207,952,890.12 is: 312,426,963.39
Step by Step Solution
- Step 1: Write the proportion equation
324,309,565.07 : 487,240,415.63 = 207,952,890.12 : x - Step 2: Convert to fraction form
324,309,565.07/487,240,415.63 = 207,952,890.12/x - Step 3: Cross multiply
324,309,565.07x = 487,240,415.63 × 207,952,890.12 - Step 4: Simplify right side
324,309,565.07x = 101,323,052,612,488,752 - Step 5: Solve for x
x = 101,323,052,612,488,752/324,309,565.07 - Step 6: Final answer
x = 312,426,963.39
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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.