Finding the Fourth Proportional to 4,087,651,101.04, 6,131,388,536.52 and 1,139,852,129.68
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Solution
The fourth proportional to 4,087,651,101.04, 6,131,388,536.52 and 1,139,852,129.68 is: 1,709,753,623.41
Step by Step Solution
- Step 1: Write the proportion equation
4,087,651,101.04 : 6,131,388,536.52 = 1,139,852,129.68 : x - Step 2: Convert to fraction form
4,087,651,101.04/6,131,388,536.52 = 1,139,852,129.68/x - Step 3: Cross multiply
4,087,651,101.04x = 6,131,388,536.52 × 1,139,852,129.68 - Step 4: Simplify right side
4,087,651,101.04x = 6,988,876,281,247,861,760 - Step 5: Solve for x
x = 6,988,876,281,247,861,760/4,087,651,101.04 - Step 6: Final answer
x = 1,709,753,623.41
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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.