Finding the Fourth Proportional to 837,398,952.18, 1,256,234,872.23 and 247,248,846.84
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Solution
The fourth proportional to 837,398,952.18, 1,256,234,872.23 and 247,248,846.84 is: 370,913,556.45
Step by Step Solution
- Step 1: Write the proportion equation
837,398,952.18 : 1,256,234,872.23 = 247,248,846.84 : x - Step 2: Convert to fraction form
837,398,952.18/1,256,234,872.23 = 247,248,846.84/x - Step 3: Cross multiply
837,398,952.18x = 1,256,234,872.23 × 247,248,846.84 - Step 4: Simplify right side
837,398,952.18x = 310,602,623,519,062,272 - Step 5: Solve for x
x = 310,602,623,519,062,272/837,398,952.18 - Step 6: Final answer
x = 370,913,556.45
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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.