Finding the Fourth Proportional to 86,438,130.42, 129,599,601.30 and 47,594,874
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Solution
The fourth proportional to 86,438,130.42, 129,599,601.30 and 47,594,874 is: 71,360,598.20
Step by Step Solution
- Step 1: Write the proportion equation
86,438,130.42 : 129,599,601.30 = 47,594,874 : x - Step 2: Convert to fraction form
86,438,130.42/129,599,601.30 = 47,594,874/x - Step 3: Cross multiply
86,438,130.42x = 129,599,601.30 × 47,594,874 - Step 4: Simplify right side
86,438,130.42x = 6,168,276,694,323,736 - Step 5: Solve for x
x = 6,168,276,694,323,736/86,438,130.42 - Step 6: Final answer
x = 71,360,598.20
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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.