Finding the Fourth Proportional to 77,060,400.71, 115,579,390.84 and 22,458,325.57
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Solution
The fourth proportional to 77,060,400.71, 115,579,390.84 and 22,458,325.57 is: 33,684,221.27
Step by Step Solution
- Step 1: Write the proportion equation
77,060,400.71 : 115,579,390.84 = 22,458,325.57 : x - Step 2: Convert to fraction form
77,060,400.71/115,579,390.84 = 22,458,325.57/x - Step 3: Cross multiply
77,060,400.71x = 115,579,390.84 × 22,458,325.57 - Step 4: Simplify right side
77,060,400.71x = 2,595,719,588,666,996 - Step 5: Solve for x
x = 2,595,719,588,666,996/77,060,400.71 - Step 6: Final answer
x = 33,684,221.27
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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.