Finding the Fourth Proportional to 60,859,320.24, 83,985,688.32 and 33,357,163.44
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Solution
The fourth proportional to 60,859,320.24, 83,985,688.32 and 33,357,163.44 is: 46,032,790.39
Step by Step Solution
- Step 1: Write the proportion equation
60,859,320.24 : 83,985,688.32 = 33,357,163.44 : x - Step 2: Convert to fraction form
60,859,320.24/83,985,688.32 = 33,357,163.44/x - Step 3: Cross multiply
60,859,320.24x = 83,985,688.32 × 33,357,163.44 - Step 4: Simplify right side
60,859,320.24x = 2,801,524,331,911,139 - Step 5: Solve for x
x = 2,801,524,331,911,139/60,859,320.24 - Step 6: Final answer
x = 46,032,790.39
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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.