Finding the Fourth Proportional to 388,171,017,301.24, 582,285,801,823.98 and 115,873,767,304.84
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Solution
The fourth proportional to 388,171,017,301.24, 582,285,801,823.98 and 115,873,767,304.84 is: 173,819,390,160.97
Step by Step Solution
- Step 1: Write the proportion equation
388,171,017,301.24 : 582,285,801,823.98 = 115,873,767,304.84 : x - Step 2: Convert to fraction form
388,171,017,301.24/582,285,801,823.98 = 115,873,767,304.84/x - Step 3: Cross multiply
388,171,017,301.24x = 582,285,801,823.98 × 115,873,767,304.84 - Step 4: Simplify right side
388,171,017,301.24x = 67,471,649,505,464,029,282,304 - Step 5: Solve for x
x = 67,471,649,505,464,029,282,304/388,171,017,301.24 - Step 6: Final answer
x = 173,819,390,160.97
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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.