Finding the Fourth Proportional to 121,544,197.57, 182,316,763.83 and 29,427,782.17
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Solution
The fourth proportional to 121,544,197.57, 182,316,763.83 and 29,427,782.17 is: 44,141,786.44
Step by Step Solution
- Step 1: Write the proportion equation
121,544,197.57 : 182,316,763.83 = 29,427,782.17 : x - Step 2: Convert to fraction form
121,544,197.57/182,316,763.83 = 29,427,782.17/x - Step 3: Cross multiply
121,544,197.57x = 182,316,763.83 × 29,427,782.17 - Step 4: Simplify right side
121,544,197.57x = 5,365,178,011,928,576 - Step 5: Solve for x
x = 5,365,178,011,928,576/121,544,197.57 - Step 6: Final answer
x = 44,141,786.44
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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.