Finding the Fourth Proportional to 493,943,251.83, 740,726,543.97 and 166,330,804.92
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Solution
The fourth proportional to 493,943,251.83, 740,726,543.97 and 166,330,804.92 is: 249,432,787.73
Step by Step Solution
- Step 1: Write the proportion equation
493,943,251.83 : 740,726,543.97 = 166,330,804.92 : x - Step 2: Convert to fraction form
493,943,251.83/740,726,543.97 = 166,330,804.92/x - Step 3: Cross multiply
493,943,251.83x = 740,726,543.97 × 166,330,804.92 - Step 4: Simplify right side
493,943,251.83x = 123,205,642,284,139,872 - Step 5: Solve for x
x = 123,205,642,284,139,872/493,943,251.83 - Step 6: Final answer
x = 249,432,787.73
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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.