Finding the Fourth Proportional to 85,306,406.63, 117,722,585.74 and 46,148,172.99
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Solution
The fourth proportional to 85,306,406.63, 117,722,585.74 and 46,148,172.99 is: 63,684,340.56
Step by Step Solution
- Step 1: Write the proportion equation
85,306,406.63 : 117,722,585.74 = 46,148,172.99 : x - Step 2: Convert to fraction form
85,306,406.63/117,722,585.74 = 46,148,172.99/x - Step 3: Cross multiply
85,306,406.63x = 117,722,585.74 × 46,148,172.99 - Step 4: Simplify right side
85,306,406.63x = 5,432,682,251,559,627 - Step 5: Solve for x
x = 5,432,682,251,559,627/85,306,406.63 - Step 6: Final answer
x = 63,684,340.56
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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.