Finding the Fourth Proportional to 117,340,847.20, 176,027,859.60 and 36,553,391.20
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Solution
The fourth proportional to 117,340,847.20, 176,027,859.60 and 36,553,391.20 is: 54,835,254.45
Step by Step Solution
- Step 1: Write the proportion equation
117,340,847.20 : 176,027,859.60 = 36,553,391.20 : x - Step 2: Convert to fraction form
117,340,847.20/176,027,859.60 = 36,553,391.20/x - Step 3: Cross multiply
117,340,847.20x = 176,027,859.60 × 36,553,391.20 - Step 4: Simplify right side
117,340,847.20x = 6,434,415,214,057,476 - Step 5: Solve for x
x = 6,434,415,214,057,476/117,340,847.20 - Step 6: Final answer
x = 54,835,254.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.