Finding the Fourth Proportional to 835,055,925,303.84, 1,252,071,263,947.40 and 324,518,576,438.92
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Solution
The fourth proportional to 835,055,925,303.84, 1,252,071,263,947.40 and 324,518,576,438.92 is: 486,578,649,242.50
Step by Step Solution
- Step 1: Write the proportion equation
835,055,925,303.84 : 1,252,071,263,947.40 = 324,518,576,438.92 : x - Step 2: Convert to fraction form
835,055,925,303.84/1,252,071,263,947.40 = 324,518,576,438.92/x - Step 3: Cross multiply
835,055,925,303.84x = 1,252,071,263,947.40 × 324,518,576,438.92 - Step 4: Simplify right side
835,055,925,303.84x = 406,320,384,176,289,474,412,544 - Step 5: Solve for x
x = 406,320,384,176,289,474,412,544/835,055,925,303.84 - Step 6: Final answer
x = 486,578,649,242.50
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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.