Finding the Fourth Proportional to 103,324,013.55, 154,986,233.49 and 97,010,494.47
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Solution
The fourth proportional to 103,324,013.55, 154,986,233.49 and 97,010,494.47 is: 145,515,941.84
Step by Step Solution
- Step 1: Write the proportion equation
103,324,013.55 : 154,986,233.49 = 97,010,494.47 : x - Step 2: Convert to fraction form
103,324,013.55/154,986,233.49 = 97,010,494.47/x - Step 3: Cross multiply
103,324,013.55x = 154,986,233.49 × 97,010,494.47 - Step 4: Simplify right side
103,324,013.55x = 15,035,291,146,907,774 - Step 5: Solve for x
x = 15,035,291,146,907,774/103,324,013.55 - Step 6: Final answer
x = 145,515,941.84
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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.