Finding the Fourth Proportional to 87,305,690.88, 130,922,506.08 and 29,802,600
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Solution
The fourth proportional to 87,305,690.88, 130,922,506.08 and 29,802,600 is: 44,691,600.75
Step by Step Solution
- Step 1: Write the proportion equation
87,305,690.88 : 130,922,506.08 = 29,802,600 : x - Step 2: Convert to fraction form
87,305,690.88/130,922,506.08 = 29,802,600/x - Step 3: Cross multiply
87,305,690.88x = 130,922,506.08 × 29,802,600 - Step 4: Simplify right side
87,305,690.88x = 3,901,831,079,699,808 - Step 5: Solve for x
x = 3,901,831,079,699,808/87,305,690.88 - Step 6: Final answer
x = 44,691,600.75
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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.