Finding the Fourth Proportional to 130,605,313.62, 195,936,313.98 and 39,726,540.66
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Solution
The fourth proportional to 130,605,313.62, 195,936,313.98 and 39,726,540.66 is: 59,598,432.32
Step by Step Solution
- Step 1: Write the proportion equation
130,605,313.62 : 195,936,313.98 = 39,726,540.66 : x - Step 2: Convert to fraction form
130,605,313.62/195,936,313.98 = 39,726,540.66/x - Step 3: Cross multiply
130,605,313.62x = 195,936,313.98 × 39,726,540.66 - Step 4: Simplify right side
130,605,313.62x = 7,783,871,944,096,995 - Step 5: Solve for x
x = 7,783,871,944,096,995/130,605,313.62 - Step 6: Final answer
x = 59,598,432.32
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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.