Finding the Fourth Proportional to 881,853,496.18, 1,322,783,810.50 and 357,232,519.20
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Solution
The fourth proportional to 881,853,496.18, 1,322,783,810.50 and 357,232,519.20 is: 535,850,223.45
Step by Step Solution
- Step 1: Write the proportion equation
881,853,496.18 : 1,322,783,810.50 = 357,232,519.20 : x - Step 2: Convert to fraction form
881,853,496.18/1,322,783,810.50 = 357,232,519.20/x - Step 3: Cross multiply
881,853,496.18x = 1,322,783,810.50 × 357,232,519.20 - Step 4: Simplify right side
881,853,496.18x = 472,541,392,981,890,368 - Step 5: Solve for x
x = 472,541,392,981,890,368/881,853,496.18 - Step 6: Final answer
x = 535,850,223.45
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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.