Finding the Fourth Proportional to 1,717,438,492,701.60, 2,576,157,739,052.40 and 461,289,966,007.20
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Solution
The fourth proportional to 1,717,438,492,701.60, 2,576,157,739,052.40 and 461,289,966,007.20 is: 691,934,949,010.80
Step by Step Solution
- Step 1: Write the proportion equation
1,717,438,492,701.60 : 2,576,157,739,052.40 = 461,289,966,007.20 : x - Step 2: Convert to fraction form
1,717,438,492,701.60/2,576,157,739,052.40 = 461,289,966,007.20/x - Step 3: Cross multiply
1,717,438,492,701.60x = 2,576,157,739,052.40 × 461,289,966,007.20 - Step 4: Simplify right side
1,717,438,492,701.60x = 1,188,355,715,876,666,770,194,432 - Step 5: Solve for x
x = 1,188,355,715,876,666,770,194,432/1,717,438,492,701.60 - Step 6: Final answer
x = 691,934,949,010.80
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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.