Finding the Fourth Proportional to 324,309,568.08, 487,240,420.13 and 207,952,893.08
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Solution
The fourth proportional to 324,309,568.08, 487,240,420.13 and 207,952,893.08 is: 312,426,967.82
Step by Step Solution
- Step 1: Write the proportion equation
324,309,568.08 : 487,240,420.13 = 207,952,893.08 : x - Step 2: Convert to fraction form
324,309,568.08/487,240,420.13 = 207,952,893.08/x - Step 3: Cross multiply
324,309,568.08x = 487,240,420.13 × 207,952,893.08 - Step 4: Simplify right side
324,309,568.08x = 101,323,054,991,548,176 - Step 5: Solve for x
x = 101,323,054,991,548,176/324,309,568.08 - Step 6: Final answer
x = 312,426,967.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.