Finding the Fourth Proportional to 133,125,555.20, 199,688,332.80 and 96,562,414.40
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Solution
The fourth proportional to 133,125,555.20, 199,688,332.80 and 96,562,414.40 is: 144,843,621.60
Step by Step Solution
- Step 1: Write the proportion equation
133,125,555.20 : 199,688,332.80 = 96,562,414.40 : x - Step 2: Convert to fraction form
133,125,555.20/199,688,332.80 = 96,562,414.40/x - Step 3: Cross multiply
133,125,555.20x = 199,688,332.80 × 96,562,414.40 - Step 4: Simplify right side
133,125,555.20x = 19,282,387,542,678,716 - Step 5: Solve for x
x = 19,282,387,542,678,716/133,125,555.20 - Step 6: Final answer
x = 144,843,621.60
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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.