Finding the Fourth Proportional to 58,538,586,457.44, 87,745,906,559.63 and 19,690,442,880.53
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Solution
The fourth proportional to 58,538,586,457.44, 87,745,906,559.63 and 19,690,442,880.53 is: 29,514,818,612.32
Step by Step Solution
- Step 1: Write the proportion equation
58,538,586,457.44 : 87,745,906,559.63 = 19,690,442,880.53 : x - Step 2: Convert to fraction form
58,538,586,457.44/87,745,906,559.63 = 19,690,442,880.53/x - Step 3: Cross multiply
58,538,586,457.44x = 87,745,906,559.63 × 19,690,442,880.53 - Step 4: Simplify right side
58,538,586,457.44x = 1,727,755,761,112,980,652,032 - Step 5: Solve for x
x = 1,727,755,761,112,980,652,032/58,538,586,457.44 - Step 6: Final answer
x = 29,514,818,612.32
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1.5x scale
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.