Finding the Fourth Proportional to 134,136,363.60, 201,204,545.40 and 117,130,251.60
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Solution
The fourth proportional to 134,136,363.60, 201,204,545.40 and 117,130,251.60 is: 175,695,377.40
Step by Step Solution
- Step 1: Write the proportion equation
134,136,363.60 : 201,204,545.40 = 117,130,251.60 : x - Step 2: Convert to fraction form
134,136,363.60/201,204,545.40 = 117,130,251.60/x - Step 3: Cross multiply
134,136,363.60x = 201,204,545.40 × 117,130,251.60 - Step 4: Simplify right side
134,136,363.60x = 23,567,139,025,765,624 - Step 5: Solve for x
x = 23,567,139,025,765,624/134,136,363.60 - Step 6: Final answer
x = 175,695,377.40
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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.