Finding the Fourth Proportional to 75,816,737.13, 104,618,105.91 and 42,775,059.99
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Solution
The fourth proportional to 75,816,737.13, 104,618,105.91 and 42,775,059.99 is: 59,024,509.97
Step by Step Solution
- Step 1: Write the proportion equation
75,816,737.13 : 104,618,105.91 = 42,775,059.99 : x - Step 2: Convert to fraction form
75,816,737.13/104,618,105.91 = 42,775,059.99/x - Step 3: Cross multiply
75,816,737.13x = 104,618,105.91 × 42,775,059.99 - Step 4: Simplify right side
75,816,737.13x = 4,475,045,756,340,423.50 - Step 5: Solve for x
x = 4,475,045,756,340,423.50/75,816,737.13 - Step 6: Final answer
x = 59,024,509.97
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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.