Finding the Fourth Proportional to 7,344,965,291.40, 11,017,447,937.10 and 7,276,090,537.80
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Solution
The fourth proportional to 7,344,965,291.40, 11,017,447,937.10 and 7,276,090,537.80 is: 10,914,135,806.70
Step by Step Solution
- Step 1: Write the proportion equation
7,344,965,291.40 : 11,017,447,937.10 = 7,276,090,537.80 : x - Step 2: Convert to fraction form
7,344,965,291.40/11,017,447,937.10 = 7,276,090,537.80/x - Step 3: Cross multiply
7,344,965,291.40x = 11,017,447,937.10 × 7,276,090,537.80 - Step 4: Simplify right side
7,344,965,291.40x = 80,163,948,685,837,451,264 - Step 5: Solve for x
x = 80,163,948,685,837,451,264/7,344,965,291.40 - Step 6: Final answer
x = 10,914,135,806.70
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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.