Finding the Fourth Proportional to 1,717,438,492,703.60, 2,576,157,739,055.40 and 461,289,966,009.20
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Solution
The fourth proportional to 1,717,438,492,703.60, 2,576,157,739,055.40 and 461,289,966,009.20 is: 691,934,949,013.80
Step by Step Solution
- Step 1: Write the proportion equation
1,717,438,492,703.60 : 2,576,157,739,055.40 = 461,289,966,009.20 : x - Step 2: Convert to fraction form
1,717,438,492,703.60/2,576,157,739,055.40 = 461,289,966,009.20/x - Step 3: Cross multiply
1,717,438,492,703.60x = 2,576,157,739,055.40 × 461,289,966,009.20 - Step 4: Simplify right side
1,717,438,492,703.60x = 1,188,355,715,883,203,039,330,304 - Step 5: Solve for x
x = 1,188,355,715,883,203,039,330,304/1,717,438,492,703.60 - Step 6: Final answer
x = 691,934,949,013.80
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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.