Finding the Fourth Proportional to 134,136,368.60, 201,204,552.90 and 117,130,256.60
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Solution
The fourth proportional to 134,136,368.60, 201,204,552.90 and 117,130,256.60 is: 175,695,384.90
Step by Step Solution
- Step 1: Write the proportion equation
134,136,368.60 : 201,204,552.90 = 117,130,256.60 : x - Step 2: Convert to fraction form
134,136,368.60/201,204,552.90 = 117,130,256.60/x - Step 3: Cross multiply
134,136,368.60x = 201,204,552.90 × 117,130,256.60 - Step 4: Simplify right side
134,136,368.60x = 23,567,140,910,265,272 - Step 5: Solve for x
x = 23,567,140,910,265,272/134,136,368.60 - Step 6: Final answer
x = 175,695,384.90
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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.