Finding the Fourth Proportional to 4,228,992,034.80, 6,343,488,052.20 and 2,575,997,948.40
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Solution
The fourth proportional to 4,228,992,034.80, 6,343,488,052.20 and 2,575,997,948.40 is: 3,863,996,922.60
Step by Step Solution
- Step 1: Write the proportion equation
4,228,992,034.80 : 6,343,488,052.20 = 2,575,997,948.40 : x - Step 2: Convert to fraction form
4,228,992,034.80/6,343,488,052.20 = 2,575,997,948.40/x - Step 3: Cross multiply
4,228,992,034.80x = 6,343,488,052.20 × 2,575,997,948.40 - Step 4: Simplify right side
4,228,992,034.80x = 16,340,812,208,167,112,704 - Step 5: Solve for x
x = 16,340,812,208,167,112,704/4,228,992,034.80 - Step 6: Final answer
x = 3,863,996,922.60
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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.