Finding the Fourth Proportional to 134,028,186.24, 184,966,797.64 and 100,930,040.76
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Solution
The fourth proportional to 134,028,186.24, 184,966,797.64 and 100,930,040.76 is: 139,289,405.82
Step by Step Solution
- Step 1: Write the proportion equation
134,028,186.24 : 184,966,797.64 = 100,930,040.76 : x - Step 2: Convert to fraction form
134,028,186.24/184,966,797.64 = 100,930,040.76/x - Step 3: Cross multiply
134,028,186.24x = 184,966,797.64 × 100,930,040.76 - Step 4: Simplify right side
134,028,186.24x = 18,668,706,425,051,872 - Step 5: Solve for x
x = 18,668,706,425,051,872/134,028,186.24 - Step 6: Final answer
x = 139,289,405.82
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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.