Finding the Fourth Proportional to 149,468,139.20, 224,202,208.80 and 119,235,051.20
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Solution
The fourth proportional to 149,468,139.20, 224,202,208.80 and 119,235,051.20 is: 178,852,576.80
Step by Step Solution
- Step 1: Write the proportion equation
149,468,139.20 : 224,202,208.80 = 119,235,051.20 : x - Step 2: Convert to fraction form
149,468,139.20/224,202,208.80 = 119,235,051.20/x - Step 3: Cross multiply
149,468,139.20x = 224,202,208.80 × 119,235,051.20 - Step 4: Simplify right side
149,468,139.20x = 26,732,761,845,421,092 - Step 5: Solve for x
x = 26,732,761,845,421,092/149,468,139.20 - Step 6: Final answer
x = 178,852,576.80
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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.