Finding the Fourth Proportional to 134,450,846.80, 201,676,270.20 and 131,464,862.80
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Solution
The fourth proportional to 134,450,846.80, 201,676,270.20 and 131,464,862.80 is: 197,197,294.20
Step by Step Solution
- Step 1: Write the proportion equation
134,450,846.80 : 201,676,270.20 = 131,464,862.80 : x - Step 2: Convert to fraction form
134,450,846.80/201,676,270.20 = 131,464,862.80/x - Step 3: Cross multiply
134,450,846.80x = 201,676,270.20 × 131,464,862.80 - Step 4: Simplify right side
134,450,846.80x = 26,513,343,191,858,728 - Step 5: Solve for x
x = 26,513,343,191,858,728/134,450,846.80 - Step 6: Final answer
x = 197,197,294.20
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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.