Finding the Fourth Proportional to 470,621,715.56, 706,018,748.00 and 194,122,091.26
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Solution
The fourth proportional to 470,621,715.56, 706,018,748.00 and 194,122,091.26 is: 291,218,682.21
Step by Step Solution
- Step 1: Write the proportion equation
470,621,715.56 : 706,018,748.00 = 194,122,091.26 : x - Step 2: Convert to fraction form
470,621,715.56/706,018,748.00 = 194,122,091.26/x - Step 3: Cross multiply
470,621,715.56x = 706,018,748.00 × 194,122,091.26 - Step 4: Simplify right side
470,621,715.56x = 137,053,835,826,846,256 - Step 5: Solve for x
x = 137,053,835,826,846,256/470,621,715.56 - Step 6: Final answer
x = 291,218,682.21
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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.