Finding the Fourth Proportional to 892,719,677.49, 1,339,054,762.63 and 237,676,323.57
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Solution
The fourth proportional to 892,719,677.49, 1,339,054,762.63 and 237,676,323.57 is: 356,507,894.99
Step by Step Solution
- Step 1: Write the proportion equation
892,719,677.49 : 1,339,054,762.63 = 237,676,323.57 : x - Step 2: Convert to fraction form
892,719,677.49/1,339,054,762.63 = 237,676,323.57/x - Step 3: Cross multiply
892,719,677.49x = 1,339,054,762.63 × 237,676,323.57 - Step 4: Simplify right side
892,719,677.49x = 318,261,613,033,507,968 - Step 5: Solve for x
x = 318,261,613,033,507,968/892,719,677.49 - Step 6: Final answer
x = 356,507,894.99
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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.