Finding the Fourth Proportional to 134,136,411.40, 201,204,617.10 and 109,902,701.80
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Solution
The fourth proportional to 134,136,411.40, 201,204,617.10 and 109,902,701.80 is: 164,854,052.70
Step by Step Solution
- Step 1: Write the proportion equation
134,136,411.40 : 201,204,617.10 = 109,902,701.80 : x - Step 2: Convert to fraction form
134,136,411.40/201,204,617.10 = 109,902,701.80/x - Step 3: Cross multiply
134,136,411.40x = 201,204,617.10 × 109,902,701.80 - Step 4: Simplify right side
134,136,411.40x = 22,112,931,033,924,480 - Step 5: Solve for x
x = 22,112,931,033,924,480/134,136,411.40 - Step 6: Final answer
x = 164,854,052.70
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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.