Finding the Fourth Proportional to 7,711,201,933,972.10, 11,554,093,486,786 and 4,478,795,888,947.10
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Solution
The fourth proportional to 7,711,201,933,972.10, 11,554,093,486,786 and 4,478,795,888,947.10 is: 6,710,811,991,726.90
Step by Step Solution
- Step 1: Write the proportion equation
7,711,201,933,972.10 : 11,554,093,486,786 = 4,478,795,888,947.10 : x - Step 2: Convert to fraction form
7,711,201,933,972.10/11,554,093,486,786 = 4,478,795,888,947.10/x - Step 3: Cross multiply
7,711,201,933,972.10x = 11,554,093,486,786 × 4,478,795,888,947.10 - Step 4: Simplify right side
7,711,201,933,972.10x = 51,748,426,409,127,597,639,204,864 - Step 5: Solve for x
x = 51,748,426,409,127,597,639,204,864/7,711,201,933,972.10 - Step 6: Final answer
x = 6,710,811,991,726.90
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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.