Finding the Fourth Proportional to 896,260,340.24, 1,236,840,460.98 and 494,365,076.08
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Solution
The fourth proportional to 896,260,340.24, 1,236,840,460.98 and 494,365,076.08 is: 682,224,462.17
Step by Step Solution
- Step 1: Write the proportion equation
896,260,340.24 : 1,236,840,460.98 = 494,365,076.08 : x - Step 2: Convert to fraction form
896,260,340.24/1,236,840,460.98 = 494,365,076.08/x - Step 3: Cross multiply
896,260,340.24x = 1,236,840,460.98 × 494,365,076.08 - Step 4: Simplify right side
896,260,340.24x = 611,450,728,585,015,808 - Step 5: Solve for x
x = 611,450,728,585,015,808/896,260,340.24 - Step 6: Final answer
x = 682,224,462.17
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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.