Finding the Fourth Proportional to 134,181,010.20, 201,271,515.30 and 118,025,203.80
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Solution
The fourth proportional to 134,181,010.20, 201,271,515.30 and 118,025,203.80 is: 177,037,805.70
Step by Step Solution
- Step 1: Write the proportion equation
134,181,010.20 : 201,271,515.30 = 118,025,203.80 : x - Step 2: Convert to fraction form
134,181,010.20/201,271,515.30 = 118,025,203.80/x - Step 3: Cross multiply
134,181,010.20x = 201,271,515.30 × 118,025,203.80 - Step 4: Simplify right side
134,181,010.20x = 23,755,111,612,417,320 - Step 5: Solve for x
x = 23,755,111,612,417,320/134,181,010.20 - Step 6: Final answer
x = 177,037,805.70
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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.