Finding the Fourth Proportional to 17,537,646,041.80, 26,306,469,062.70 and 8,239,554,305.80
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Solution
The fourth proportional to 17,537,646,041.80, 26,306,469,062.70 and 8,239,554,305.80 is: 12,359,331,458.70
Step by Step Solution
- Step 1: Write the proportion equation
17,537,646,041.80 : 26,306,469,062.70 = 8,239,554,305.80 : x - Step 2: Convert to fraction form
17,537,646,041.80/26,306,469,062.70 = 8,239,554,305.80/x - Step 3: Cross multiply
17,537,646,041.80x = 26,306,469,062.70 × 8,239,554,305.80 - Step 4: Simplify right side
17,537,646,041.80x = 216,753,580,435,964,297,216 - Step 5: Solve for x
x = 216,753,580,435,964,297,216/17,537,646,041.80 - Step 6: Final answer
x = 12,359,331,458.70
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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.