Finding the Fourth Proportional to 347,408,029,432.88, 520,813,589,873.48 and 120,738,032,232.08
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Solution
The fourth proportional to 347,408,029,432.88, 520,813,589,873.48 and 120,738,032,232.08 is: 181,003,323,681.67
Step by Step Solution
- Step 1: Write the proportion equation
347,408,029,432.88 : 520,813,589,873.48 = 120,738,032,232.08 : x - Step 2: Convert to fraction form
347,408,029,432.88/520,813,589,873.48 = 120,738,032,232.08/x - Step 3: Cross multiply
347,408,029,432.88x = 520,813,589,873.48 × 120,738,032,232.08 - Step 4: Simplify right side
347,408,029,432.88x = 62,882,008,001,049,524,174,848 - Step 5: Solve for x
x = 62,882,008,001,049,524,174,848/347,408,029,432.88 - Step 6: Final answer
x = 181,003,323,681.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.