Finding the Fourth Proportional to 121,864,420.06, 182,790,192.08 and 39,972,511.24
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Solution
The fourth proportional to 121,864,420.06, 182,790,192.08 and 39,972,511.24 is: 59,956,655.14
Step by Step Solution
- Step 1: Write the proportion equation
121,864,420.06 : 182,790,192.08 = 39,972,511.24 : x - Step 2: Convert to fraction form
121,864,420.06/182,790,192.08 = 39,972,511.24/x - Step 3: Cross multiply
121,864,420.06x = 182,790,192.08 × 39,972,511.24 - Step 4: Simplify right side
121,864,420.06x = 7,306,583,007,479,560 - Step 5: Solve for x
x = 7,306,583,007,479,560/121,864,420.06 - Step 6: Final answer
x = 59,956,655.14
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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.