Finding the Fourth Proportional to 194,966,170,443.51, 292,469,293,832.70 and 67,480,653,622.53
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Solution
The fourth proportional to 194,966,170,443.51, 292,469,293,832.70 and 67,480,653,622.53 is: 101,227,915,937.70
Step by Step Solution
- Step 1: Write the proportion equation
194,966,170,443.51 : 292,469,293,832.70 = 67,480,653,622.53 : x - Step 2: Convert to fraction form
194,966,170,443.51/292,469,293,832.70 = 67,480,653,622.53/x - Step 3: Cross multiply
194,966,170,443.51x = 292,469,293,832.70 × 67,480,653,622.53 - Step 4: Simplify right side
194,966,170,443.51x = 19,736,019,112,350,378,360,832 - Step 5: Solve for x
x = 19,736,019,112,350,378,360,832/194,966,170,443.51 - Step 6: Final answer
x = 101,227,915,937.70
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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.