Finding the Fourth Proportional to 130,605,321.21, 195,936,325.34 and 39,726,548.25
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Solution
The fourth proportional to 130,605,321.21, 195,936,325.34 and 39,726,548.25 is: 59,598,443.69
Step by Step Solution
- Step 1: Write the proportion equation
130,605,321.21 : 195,936,325.34 = 39,726,548.25 : x - Step 2: Convert to fraction form
130,605,321.21/195,936,325.34 = 39,726,548.25/x - Step 3: Cross multiply
130,605,321.21x = 195,936,325.34 × 39,726,548.25 - Step 4: Simplify right side
130,605,321.21x = 7,783,873,882,348,575 - Step 5: Solve for x
x = 7,783,873,882,348,575/130,605,321.21 - Step 6: Final answer
x = 59,598,443.69
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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.