Finding the Fourth Proportional to 7,605,873,265.20, 11,408,809,897.80 and 3,473,388,049.20
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Solution
The fourth proportional to 7,605,873,265.20, 11,408,809,897.80 and 3,473,388,049.20 is: 5,210,082,073.80
Step by Step Solution
- Step 1: Write the proportion equation
7,605,873,265.20 : 11,408,809,897.80 = 3,473,388,049.20 : x - Step 2: Convert to fraction form
7,605,873,265.20/11,408,809,897.80 = 3,473,388,049.20/x - Step 3: Cross multiply
7,605,873,265.20x = 11,408,809,897.80 × 3,473,388,049.20 - Step 4: Simplify right side
7,605,873,265.20x = 39,627,223,954,613,190,656 - Step 5: Solve for x
x = 39,627,223,954,613,190,656/7,605,873,265.20 - Step 6: Final answer
x = 5,210,082,073.80
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1.5x scale
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.