Finding the Fourth Proportional to 7,417,184,387,712.80, 11,125,776,581,569 and 7,135,073,396,967.20
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Solution
The fourth proportional to 7,417,184,387,712.80, 11,125,776,581,569 and 7,135,073,396,967.20 is: 10,702,610,095,450.61
Step by Step Solution
- Step 1: Write the proportion equation
7,417,184,387,712.80 : 11,125,776,581,569 = 7,135,073,396,967.20 : x - Step 2: Convert to fraction form
7,417,184,387,712.80/11,125,776,581,569 = 7,135,073,396,967.20/x - Step 3: Cross multiply
7,417,184,387,712.80x = 11,125,776,581,569 × 7,135,073,396,967.20 - Step 4: Simplify right side
7,417,184,387,712.80x = 79,383,232,507,753,643,143,856,128 - Step 5: Solve for x
x = 79,383,232,507,753,643,143,856,128/7,417,184,387,712.80 - Step 6: Final answer
x = 10,702,610,095,450.61
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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.