Finding the Fourth Proportional to 194,223,110.36, 268,024,764.32 and 106,115,216.18
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Solution
The fourth proportional to 194,223,110.36, 268,024,764.32 and 106,115,216.18 is: 146,437,289.33
Step by Step Solution
- Step 1: Write the proportion equation
194,223,110.36 : 268,024,764.32 = 106,115,216.18 : x - Step 2: Convert to fraction form
194,223,110.36/268,024,764.32 = 106,115,216.18/x - Step 3: Cross multiply
194,223,110.36x = 268,024,764.32 × 106,115,216.18 - Step 4: Simplify right side
194,223,110.36x = 28,441,505,805,539,648 - Step 5: Solve for x
x = 28,441,505,805,539,648/194,223,110.36 - Step 6: Final answer
x = 146,437,289.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.