Finding the Fourth Proportional to 655,784,163.04, 983,070,902.24 and 327,974,422.08
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Solution
The fourth proportional to 655,784,163.04, 983,070,902.24 and 327,974,422.08 is: 491,658,885.95
Step by Step Solution
- Step 1: Write the proportion equation
655,784,163.04 : 983,070,902.24 = 327,974,422.08 : x - Step 2: Convert to fraction form
655,784,163.04/983,070,902.24 = 327,974,422.08/x - Step 3: Cross multiply
655,784,163.04x = 983,070,902.24 × 327,974,422.08 - Step 4: Simplify right side
655,784,163.04x = 322,422,111,025,828,160 - Step 5: Solve for x
x = 322,422,111,025,828,160/655,784,163.04 - Step 6: Final answer
x = 491,658,885.95
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1.5x scale
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.