Finding the Fourth Proportional to 68,106,448.24, 102,195,544.36 and 39,372,762.48
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Solution
The fourth proportional to 68,106,448.24, 102,195,544.36 and 39,372,762.48 is: 59,079,881.55
Step by Step Solution
- Step 1: Write the proportion equation
68,106,448.24 : 102,195,544.36 = 39,372,762.48 : x - Step 2: Convert to fraction form
68,106,448.24/102,195,544.36 = 39,372,762.48/x - Step 3: Cross multiply
68,106,448.24x = 102,195,544.36 × 39,372,762.48 - Step 4: Simplify right side
68,106,448.24x = 4,023,720,894,600,583.50 - Step 5: Solve for x
x = 4,023,720,894,600,583.50/68,106,448.24 - Step 6: Final answer
x = 59,079,881.55
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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.