Finding the Fourth Proportional to 313,954,032.36, 470,974,145.00 and 106,636,785.90
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Solution
The fourth proportional to 313,954,032.36, 470,974,145.00 and 106,636,785.90 is: 159,969,816.89
Step by Step Solution
- Step 1: Write the proportion equation
313,954,032.36 : 470,974,145.00 = 106,636,785.90 : x - Step 2: Convert to fraction form
313,954,032.36/470,974,145.00 = 106,636,785.90/x - Step 3: Cross multiply
313,954,032.36x = 470,974,145.00 × 106,636,785.90 - Step 4: Simplify right side
313,954,032.36x = 50,223,169,067,526,608 - Step 5: Solve for x
x = 50,223,169,067,526,608/313,954,032.36 - Step 6: Final answer
x = 159,969,816.89
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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.