Finding the Fourth Proportional to 307,127,126.08, 459,959,414.50 and 196,118,950.17
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Solution
The fourth proportional to 307,127,126.08, 459,959,414.50 and 196,118,950.17 is: 293,711,462.89
Step by Step Solution
- Step 1: Write the proportion equation
307,127,126.08 : 459,959,414.50 = 196,118,950.17 : x - Step 2: Convert to fraction form
307,127,126.08/459,959,414.50 = 196,118,950.17/x - Step 3: Cross multiply
307,127,126.08x = 459,959,414.50 × 196,118,950.17 - Step 4: Simplify right side
307,127,126.08x = 90,206,757,491,567,280 - Step 5: Solve for x
x = 90,206,757,491,567,280/307,127,126.08 - Step 6: Final answer
x = 293,711,462.89
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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.