Finding the Fourth Proportional to 4,091,038,329.72, 6,135,885,648.18 and 1,761,348,107.64
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Solution
The fourth proportional to 4,091,038,329.72, 6,135,885,648.18 and 1,761,348,107.64 is: 2,641,732,905.95
Step by Step Solution
- Step 1: Write the proportion equation
4,091,038,329.72 : 6,135,885,648.18 = 1,761,348,107.64 : x - Step 2: Convert to fraction form
4,091,038,329.72/6,135,885,648.18 = 1,761,348,107.64/x - Step 3: Cross multiply
4,091,038,329.72x = 6,135,885,648.18 × 1,761,348,107.64 - Step 4: Simplify right side
4,091,038,329.72x = 10,807,430,575,140,595,712 - Step 5: Solve for x
x = 10,807,430,575,140,595,712/4,091,038,329.72 - Step 6: Final answer
x = 2,641,732,905.95
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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.