Finding the Fourth Proportional to 308,163,857.00, 425,264,563.40 and 167,034,508.97
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Solution
The fourth proportional to 308,163,857.00, 425,264,563.40 and 167,034,508.97 is: 230,506,777.20
Step by Step Solution
- Step 1: Write the proportion equation
308,163,857.00 : 425,264,563.40 = 167,034,508.97 : x - Step 2: Convert to fraction form
308,163,857.00/425,264,563.40 = 167,034,508.97/x - Step 3: Cross multiply
308,163,857.00x = 425,264,563.40 × 167,034,508.97 - Step 4: Simplify right side
308,163,857.00x = 71,033,857,526,898,936 - Step 5: Solve for x
x = 71,033,857,526,898,936/308,163,857.00 - Step 6: Final answer
x = 230,506,777.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.