Finding the Fourth Proportional to 172,332,179.32, 237,817,278.84 and 97,992,745.36
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Solution
The fourth proportional to 172,332,179.32, 237,817,278.84 and 97,992,745.36 is: 135,229,346.83
Step by Step Solution
- Step 1: Write the proportion equation
172,332,179.32 : 237,817,278.84 = 97,992,745.36 : x - Step 2: Convert to fraction form
172,332,179.32/237,817,278.84 = 97,992,745.36/x - Step 3: Cross multiply
172,332,179.32x = 237,817,278.84 × 97,992,745.36 - Step 4: Simplify right side
172,332,179.32x = 23,304,368,047,576,236 - Step 5: Solve for x
x = 23,304,368,047,576,236/172,332,179.32 - Step 6: Final answer
x = 135,229,346.83
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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.