Finding the Fourth Proportional to 106,549,415.70, 147,038,581.17 and 57,656,843.70
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Solution
The fourth proportional to 106,549,415.70, 147,038,581.17 and 57,656,843.70 is: 79,566,654.00
Step by Step Solution
- Step 1: Write the proportion equation
106,549,415.70 : 147,038,581.17 = 57,656,843.70 : x - Step 2: Convert to fraction form
106,549,415.70/147,038,581.17 = 57,656,843.70/x - Step 3: Cross multiply
106,549,415.70x = 147,038,581.17 × 57,656,843.70 - Step 4: Simplify right side
106,549,415.70x = 8,477,780,492,388,453 - Step 5: Solve for x
x = 8,477,780,492,388,453/106,549,415.70 - Step 6: Final answer
x = 79,566,654.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.