Finding the Fourth Proportional to 141,219,013.41, 194,935,102.74 and 106,038,447.12
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Solution
The fourth proportional to 141,219,013.41, 194,935,102.74 and 106,038,447.12 is: 146,372,751.69
Step by Step Solution
- Step 1: Write the proportion equation
141,219,013.41 : 194,935,102.74 = 106,038,447.12 : x - Step 2: Convert to fraction form
141,219,013.41/194,935,102.74 = 106,038,447.12/x - Step 3: Cross multiply
141,219,013.41x = 194,935,102.74 × 106,038,447.12 - Step 4: Simplify right side
141,219,013.41x = 20,670,615,583,727,260 - Step 5: Solve for x
x = 20,670,615,583,727,260/141,219,013.41 - Step 6: Final answer
x = 146,372,751.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.