Finding the Fourth Proportional to 264,243,212.28, 396,415,862.40 and 100,468,234.98
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Solution
The fourth proportional to 264,243,212.28, 396,415,862.40 and 100,468,234.98 is: 150,721,759.96
Step by Step Solution
- Step 1: Write the proportion equation
264,243,212.28 : 396,415,862.40 = 100,468,234.98 : x - Step 2: Convert to fraction form
264,243,212.28/396,415,862.40 = 100,468,234.98/x - Step 3: Cross multiply
264,243,212.28x = 396,415,862.40 × 100,468,234.98 - Step 4: Simplify right side
264,243,212.28x = 39,827,202,013,402,544 - Step 5: Solve for x
x = 39,827,202,013,402,544/264,243,212.28 - Step 6: Final answer
x = 150,721,759.96
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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.