Finding the Fourth Proportional to 118,849,935.99, 178,121,465.94 and 53,223,023.90
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Solution
The fourth proportional to 118,849,935.99, 178,121,465.94 and 53,223,023.90 is: 79,765,823.69
Step by Step Solution
- Step 1: Write the proportion equation
118,849,935.99 : 178,121,465.94 = 53,223,023.90 : x - Step 2: Convert to fraction form
118,849,935.99/178,121,465.94 = 53,223,023.90/x - Step 3: Cross multiply
118,849,935.99x = 178,121,465.94 × 53,223,023.90 - Step 4: Simplify right side
118,849,935.99x = 9,480,163,039,472,546 - Step 5: Solve for x
x = 9,480,163,039,472,546/118,849,935.99 - Step 6: Final answer
x = 79,765,823.69
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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.