Finding the Fourth Proportional to 7,193,543,176.98, 9,926,585,634.47 and 4,182,582,265.11
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Solution
The fourth proportional to 7,193,543,176.98, 9,926,585,634.47 and 4,182,582,265.11 is: 5,771,670,511.50
Step by Step Solution
- Step 1: Write the proportion equation
7,193,543,176.98 : 9,926,585,634.47 = 4,182,582,265.11 : x - Step 2: Convert to fraction form
7,193,543,176.98/9,926,585,634.47 = 4,182,582,265.11/x - Step 3: Cross multiply
7,193,543,176.98x = 9,926,585,634.47 × 4,182,582,265.11 - Step 4: Simplify right side
7,193,543,176.98x = 41,518,761,027,809,009,664 - Step 5: Solve for x
x = 41,518,761,027,809,009,664/7,193,543,176.98 - Step 6: Final answer
x = 5,771,670,511.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.