Finding the Fourth Proportional to 252,559,530.24, 378,849,831.84 and 80,032,525.44
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Solution
The fourth proportional to 252,559,530.24, 378,849,831.84 and 80,032,525.44 is: 120,052,127.02
Step by Step Solution
- Step 1: Write the proportion equation
252,559,530.24 : 378,849,831.84 = 80,032,525.44 : x - Step 2: Convert to fraction form
252,559,530.24/378,849,831.84 = 80,032,525.44/x - Step 3: Cross multiply
252,559,530.24x = 378,849,831.84 × 80,032,525.44 - Step 4: Simplify right side
252,559,530.24x = 30,320,308,804,674,520 - Step 5: Solve for x
x = 30,320,308,804,674,520/252,559,530.24 - Step 6: Final answer
x = 120,052,127.02
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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.