Finding the Fourth Proportional to 4,756,829,069.40, 7,135,243,604.10 and 1,310,257,037.40
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Solution
The fourth proportional to 4,756,829,069.40, 7,135,243,604.10 and 1,310,257,037.40 is: 1,965,385,556.10
Step by Step Solution
- Step 1: Write the proportion equation
4,756,829,069.40 : 7,135,243,604.10 = 1,310,257,037.40 : x - Step 2: Convert to fraction form
4,756,829,069.40/7,135,243,604.10 = 1,310,257,037.40/x - Step 3: Cross multiply
4,756,829,069.40x = 7,135,243,604.10 × 1,310,257,037.40 - Step 4: Simplify right side
4,756,829,069.40x = 9,349,003,145,835,366,400 - Step 5: Solve for x
x = 9,349,003,145,835,366,400/4,756,829,069.40 - Step 6: Final answer
x = 1,965,385,556.10
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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.