Finding the Fourth Proportional to 232,462,308.84, 320,797,957.41 and 128,040,380.18
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Solution
The fourth proportional to 232,462,308.84, 320,797,957.41 and 128,040,380.18 is: 176,695,708.78
Step by Step Solution
- Step 1: Write the proportion equation
232,462,308.84 : 320,797,957.41 = 128,040,380.18 : x - Step 2: Convert to fraction form
232,462,308.84/320,797,957.41 = 128,040,380.18/x - Step 3: Cross multiply
232,462,308.84x = 320,797,957.41 × 128,040,380.18 - Step 4: Simplify right side
232,462,308.84x = 41,075,092,426,139,864 - Step 5: Solve for x
x = 41,075,092,426,139,864/232,462,308.84 - Step 6: Final answer
x = 176,695,708.78
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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.