Finding the Fourth Proportional to 134,136,412.90, 201,204,619.35 and 134,136,412.90
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Solution
The fourth proportional to 134,136,412.90, 201,204,619.35 and 134,136,412.90 is: 201,204,619.35
Step by Step Solution
- Step 1: Write the proportion equation
134,136,412.90 : 201,204,619.35 = 134,136,412.90 : x - Step 2: Convert to fraction form
134,136,412.90/201,204,619.35 = 134,136,412.90/x - Step 3: Cross multiply
134,136,412.90x = 201,204,619.35 × 134,136,412.90 - Step 4: Simplify right side
134,136,412.90x = 26,988,865,898,518,932 - Step 5: Solve for x
x = 26,988,865,898,518,932/134,136,412.90 - Step 6: Final answer
x = 201,204,619.35
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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.