Finding the Fourth Proportional to 189,547,556, 284,106,395.64 and 87,099,902.96
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Solution
The fourth proportional to 189,547,556, 284,106,395.64 and 87,099,902.96 is: 130,551,087.09
Step by Step Solution
- Step 1: Write the proportion equation
189,547,556 : 284,106,395.64 = 87,099,902.96 : x - Step 2: Convert to fraction form
189,547,556/284,106,395.64 = 87,099,902.96/x - Step 3: Cross multiply
189,547,556x = 284,106,395.64 × 87,099,902.96 - Step 4: Simplify right side
189,547,556x = 24,745,639,490,559,364 - Step 5: Solve for x
x = 24,745,639,490,559,364/189,547,556 - Step 6: Final answer
x = 130,551,087.09
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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.