Finding the Fourth Proportional to 1,260,848,873,525.90, 1,739,973,123,412.30 and 682,786,389,229.75
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Solution
The fourth proportional to 1,260,848,873,525.90, 1,739,973,123,412.30 and 682,786,389,229.75 is: 942,246,125,793.99
Step by Step Solution
- Step 1: Write the proportion equation
1,260,848,873,525.90 : 1,739,973,123,412.30 = 682,786,389,229.75 : x - Step 2: Convert to fraction form
1,260,848,873,525.90/1,739,973,123,412.30 = 682,786,389,229.75/x - Step 3: Cross multiply
1,260,848,873,525.90x = 1,739,973,123,412.30 × 682,786,389,229.75 - Step 4: Simplify right side
1,260,848,873,525.90x = 1,188,029,966,291,494,567,411,712 - Step 5: Solve for x
x = 1,188,029,966,291,494,567,411,712/1,260,848,873,525.90 - Step 6: Final answer
x = 942,246,125,793.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.