Finding the Fourth Proportional to 201,153,486.80, 301,730,230.20 and 201,153,486.80
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Solution
The fourth proportional to 201,153,486.80, 301,730,230.20 and 201,153,486.80 is: 301,730,230.20
Step by Step Solution
- Step 1: Write the proportion equation
201,153,486.80 : 301,730,230.20 = 201,153,486.80 : x - Step 2: Convert to fraction form
201,153,486.80/301,730,230.20 = 201,153,486.80/x - Step 3: Cross multiply
201,153,486.80x = 301,730,230.20 × 201,153,486.80 - Step 4: Simplify right side
201,153,486.80x = 60,694,087,877,696,664 - Step 5: Solve for x
x = 60,694,087,877,696,664/201,153,486.80 - Step 6: Final answer
x = 301,730,230.20
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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.