Finding the Fourth Proportional to 86,047,860.42, 118,745,389.94 and 46,889,516.07
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Solution
The fourth proportional to 86,047,860.42, 118,745,389.94 and 46,889,516.07 is: 64,707,173.92
Step by Step Solution
- Step 1: Write the proportion equation
86,047,860.42 : 118,745,389.94 = 46,889,516.07 : x - Step 2: Convert to fraction form
86,047,860.42/118,745,389.94 = 46,889,516.07/x - Step 3: Cross multiply
86,047,860.42x = 118,745,389.94 × 46,889,516.07 - Step 4: Simplify right side
86,047,860.42x = 5,567,913,869,595,599 - Step 5: Solve for x
x = 5,567,913,869,595,599/86,047,860.42 - Step 6: Final answer
x = 64,707,173.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.