Finding the Fourth Proportional to 149,738,242.90, 224,775,325.95 and 115,809,999.70
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Solution
The fourth proportional to 149,738,242.90, 224,775,325.95 and 115,809,999.70 is: 173,844,903.79
Step by Step Solution
- Step 1: Write the proportion equation
149,738,242.90 : 224,775,325.95 = 115,809,999.70 : x - Step 2: Convert to fraction form
149,738,242.90/224,775,325.95 = 115,809,999.70/x - Step 3: Cross multiply
149,738,242.90x = 224,775,325.95 × 115,809,999.70 - Step 4: Simplify right side
149,738,242.90x = 26,031,230,430,836,900 - Step 5: Solve for x
x = 26,031,230,430,836,900/149,738,242.90 - Step 6: Final answer
x = 173,844,903.79
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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.