Finding the Fourth Proportional to 112,803,846.51, 169,206,353.64 and 51,350,028.09
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Solution
The fourth proportional to 112,803,846.51, 169,206,353.64 and 51,350,028.09 is: 77,025,307.92
Step by Step Solution
- Step 1: Write the proportion equation
112,803,846.51 : 169,206,353.64 = 51,350,028.09 : x - Step 2: Convert to fraction form
112,803,846.51/169,206,353.64 = 51,350,028.09/x - Step 3: Cross multiply
112,803,846.51x = 169,206,353.64 × 51,350,028.09 - Step 4: Simplify right side
112,803,846.51x = 8,688,751,012,420,474 - Step 5: Solve for x
x = 8,688,751,012,420,474/112,803,846.51 - Step 6: Final answer
x = 77,025,307.92
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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.