Finding the Fourth Proportional to 2,239,488,841.80, 3,359,233,262.70 and 2,137,452,169.80
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Solution
The fourth proportional to 2,239,488,841.80, 3,359,233,262.70 and 2,137,452,169.80 is: 3,206,178,254.70
Step by Step Solution
- Step 1: Write the proportion equation
2,239,488,841.80 : 3,359,233,262.70 = 2,137,452,169.80 : x - Step 2: Convert to fraction form
2,239,488,841.80/3,359,233,262.70 = 2,137,452,169.80/x - Step 3: Cross multiply
2,239,488,841.80x = 3,359,233,262.70 × 2,137,452,169.80 - Step 4: Simplify right side
2,239,488,841.80x = 7,180,200,426,222,447,616 - Step 5: Solve for x
x = 7,180,200,426,222,447,616/2,239,488,841.80 - Step 6: Final answer
x = 3,206,178,254.70
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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.