Finding the Fourth Proportional to 6,940,128,034.80, 10,411,511,607 and 2,283,344,385.84
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Solution
The fourth proportional to 6,940,128,034.80, 10,411,511,607 and 2,283,344,385.84 is: 3,425,450,720.32
Step by Step Solution
- Step 1: Write the proportion equation
6,940,128,034.80 : 10,411,511,607 = 2,283,344,385.84 : x - Step 2: Convert to fraction form
6,940,128,034.80/10,411,511,607 = 2,283,344,385.84/x - Step 3: Cross multiply
6,940,128,034.80x = 10,411,511,607 × 2,283,344,385.84 - Step 4: Simplify right side
6,940,128,034.80x = 23,773,066,575,951,446,016 - Step 5: Solve for x
x = 23,773,066,575,951,446,016/6,940,128,034.80 - Step 6: Final answer
x = 3,425,450,720.32
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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.