Finding the Fourth Proportional to 86,047,862.42, 118,745,392.70 and 46,889,518.08
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Solution
The fourth proportional to 86,047,862.42, 118,745,392.70 and 46,889,518.08 is: 64,707,176.70
Step by Step Solution
- Step 1: Write the proportion equation
86,047,862.42 : 118,745,392.70 = 46,889,518.08 : x - Step 2: Convert to fraction form
86,047,862.42/118,745,392.70 = 46,889,518.08/x - Step 3: Cross multiply
86,047,862.42x = 118,745,392.70 × 46,889,518.08 - Step 4: Simplify right side
86,047,862.42x = 5,567,914,237,923,350 - Step 5: Solve for x
x = 5,567,914,237,923,350/86,047,862.42 - Step 6: Final answer
x = 64,707,176.70
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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.