Finding the Fourth Proportional to 32,840,442,414.68, 45,323,188,368.18 and 19,980,995,306.94
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Solution
The fourth proportional to 32,840,442,414.68, 45,323,188,368.18 and 19,980,995,306.94 is: 27,575,828,688.45
Step by Step Solution
- Step 1: Write the proportion equation
32,840,442,414.68 : 45,323,188,368.18 = 19,980,995,306.94 : x - Step 2: Convert to fraction form
32,840,442,414.68/45,323,188,368.18 = 19,980,995,306.94/x - Step 3: Cross multiply
32,840,442,414.68x = 45,323,188,368.18 × 19,980,995,306.94 - Step 4: Simplify right side
32,840,442,414.68x = 905,602,414,080,082,182,144 - Step 5: Solve for x
x = 905,602,414,080,082,182,144/32,840,442,414.68 - Step 6: Final answer
x = 27,575,828,688.45
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1.5x scale
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.