Finding the Fourth Proportional to 130,277,040.98, 195,421,846.37 and 42,836,622.08
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Solution
The fourth proportional to 130,277,040.98, 195,421,846.37 and 42,836,622.08 is: 64,256,999.66
Step by Step Solution
- Step 1: Write the proportion equation
130,277,040.98 : 195,421,846.37 = 42,836,622.08 : x - Step 2: Convert to fraction form
130,277,040.98/195,421,846.37 = 42,836,622.08/x - Step 3: Cross multiply
130,277,040.98x = 195,421,846.37 × 42,836,622.08 - Step 4: Simplify right side
130,277,040.98x = 8,371,211,777,936,218 - Step 5: Solve for x
x = 8,371,211,777,936,218/130,277,040.98 - Step 6: Final answer
x = 64,256,999.66
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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.