Finding the Fourth Proportional to 2,992,896,177.20, 4,489,344,265.80 and 2,267,302,065.20
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Solution
The fourth proportional to 2,992,896,177.20, 4,489,344,265.80 and 2,267,302,065.20 is: 3,400,953,097.80
Step by Step Solution
- Step 1: Write the proportion equation
2,992,896,177.20 : 4,489,344,265.80 = 2,267,302,065.20 : x - Step 2: Convert to fraction form
2,992,896,177.20/4,489,344,265.80 = 2,267,302,065.20/x - Step 3: Cross multiply
2,992,896,177.20x = 4,489,344,265.80 × 2,267,302,065.20 - Step 4: Simplify right side
2,992,896,177.20x = 10,178,699,525,242,118,144 - Step 5: Solve for x
x = 10,178,699,525,242,118,144/2,992,896,177.20 - Step 6: Final answer
x = 3,400,953,097.80
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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.