Finding the Fourth Proportional to 158,848,343.36, 238,273,137.12 and 104,983,680.32
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Solution
The fourth proportional to 158,848,343.36, 238,273,137.12 and 104,983,680.32 is: 157,475,931.62
Step by Step Solution
- Step 1: Write the proportion equation
158,848,343.36 : 238,273,137.12 = 104,983,680.32 : x - Step 2: Convert to fraction form
158,848,343.36/238,273,137.12 = 104,983,680.32/x - Step 3: Cross multiply
158,848,343.36x = 238,273,137.12 × 104,983,680.32 - Step 4: Simplify right side
158,848,343.36x = 25,014,790,856,249,604 - Step 5: Solve for x
x = 25,014,790,856,249,604/158,848,343.36 - Step 6: Final answer
x = 157,475,931.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.