Finding the Fourth Proportional to 130,603,552.77, 195,905,299.89 and 47,611,527.13
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Solution
The fourth proportional to 130,603,552.77, 195,905,299.89 and 47,611,527.13 is: 71,417,280.02
Step by Step Solution
- Step 1: Write the proportion equation
130,603,552.77 : 195,905,299.89 = 47,611,527.13 : x - Step 2: Convert to fraction form
130,603,552.77/195,905,299.89 = 47,611,527.13/x - Step 3: Cross multiply
130,603,552.77x = 195,905,299.89 × 47,611,527.13 - Step 4: Simplify right side
130,603,552.77x = 9,327,350,499,643,994 - Step 5: Solve for x
x = 9,327,350,499,643,994/130,603,552.77 - Step 6: Final answer
x = 71,417,280.02
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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.