Finding the Fourth Proportional to 9,129,442,937.38, 13,684,606,668.05 and 3,820,596,771.75
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Solution
The fourth proportional to 9,129,442,937.38, 13,684,606,668.05 and 3,820,596,771.75 is: 5,726,895,322.88
Step by Step Solution
- Step 1: Write the proportion equation
9,129,442,937.38 : 13,684,606,668.05 = 3,820,596,771.75 : x - Step 2: Convert to fraction form
9,129,442,937.38/13,684,606,668.05 = 3,820,596,771.75/x - Step 3: Cross multiply
9,129,442,937.38x = 13,684,606,668.05 × 3,820,596,771.75 - Step 4: Simplify right side
9,129,442,937.38x = 52,283,364,058,620,354,560 - Step 5: Solve for x
x = 52,283,364,058,620,354,560/9,129,442,937.38 - Step 6: Final answer
x = 5,726,895,322.88
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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.