Finding the Fourth Proportional to 881,585,877.74, 1,322,570,135.37 and 268,154,160.26
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Solution
The fourth proportional to 881,585,877.74, 1,322,570,135.37 and 268,154,160.26 is: 402,289,434.29
Step by Step Solution
- Step 1: Write the proportion equation
881,585,877.74 : 1,322,570,135.37 = 268,154,160.26 : x - Step 2: Convert to fraction form
881,585,877.74/1,322,570,135.37 = 268,154,160.26/x - Step 3: Cross multiply
881,585,877.74x = 1,322,570,135.37 × 268,154,160.26 - Step 4: Simplify right side
881,585,877.74x = 354,652,684,035,096,832 - Step 5: Solve for x
x = 354,652,684,035,096,832/881,585,877.74 - Step 6: Final answer
x = 402,289,434.29
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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.