Finding the Fourth Proportional to 133,389,834.99, 184,097,304.73 and 76,863,583.63
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Solution
The fourth proportional to 133,389,834.99, 184,097,304.73 and 76,863,583.63 is: 106,082,885.40
Step by Step Solution
- Step 1: Write the proportion equation
133,389,834.99 : 184,097,304.73 = 76,863,583.63 : x - Step 2: Convert to fraction form
133,389,834.99/184,097,304.73 = 76,863,583.63/x - Step 3: Cross multiply
133,389,834.99x = 184,097,304.73 × 76,863,583.63 - Step 4: Simplify right side
133,389,834.99x = 14,150,378,578,498,148 - Step 5: Solve for x
x = 14,150,378,578,498,148/133,389,834.99 - Step 6: Final answer
x = 106,082,885.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.