Finding the Fourth Proportional to 313,311,193.42, 469,982,400.53 and 119,237,649.95
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Solution
The fourth proportional to 313,311,193.42, 469,982,400.53 and 119,237,649.95 is: 178,862,415.82
Step by Step Solution
- Step 1: Write the proportion equation
313,311,193.42 : 469,982,400.53 = 119,237,649.95 : x - Step 2: Convert to fraction form
313,311,193.42/469,982,400.53 = 119,237,649.95/x - Step 3: Cross multiply
313,311,193.42x = 469,982,400.53 × 119,237,649.95 - Step 4: Simplify right side
313,311,193.42x = 56,039,596,957,056,832 - Step 5: Solve for x
x = 56,039,596,957,056,832/313,311,193.42 - Step 6: Final answer
x = 178,862,415.82
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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.