Finding the Fourth Proportional to 70,911,944.10, 97,895,471.19 and 50,334,548.58
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Solution
The fourth proportional to 70,911,944.10, 97,895,471.19 and 50,334,548.58 is: 69,487,932.01
Step by Step Solution
- Step 1: Write the proportion equation
70,911,944.10 : 97,895,471.19 = 50,334,548.58 : x - Step 2: Convert to fraction form
70,911,944.10/97,895,471.19 = 50,334,548.58/x - Step 3: Cross multiply
70,911,944.10x = 97,895,471.19 × 50,334,548.58 - Step 4: Simplify right side
70,911,944.10x = 4,927,524,350,375,045 - Step 5: Solve for x
x = 4,927,524,350,375,045/70,911,944.10 - Step 6: Final answer
x = 69,487,932.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.