Finding the Fourth Proportional to 294,912,179.15, 442,440,292.79 and 98,175,212.31
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Solution
The fourth proportional to 294,912,179.15, 442,440,292.79 and 98,175,212.31 is: 147,286,795.02
Step by Step Solution
- Step 1: Write the proportion equation
294,912,179.15 : 442,440,292.79 = 98,175,212.31 : x - Step 2: Convert to fraction form
294,912,179.15/442,440,292.79 = 98,175,212.31/x - Step 3: Cross multiply
294,912,179.15x = 442,440,292.79 × 98,175,212.31 - Step 4: Simplify right side
294,912,179.15x = 43,436,669,678,018,968 - Step 5: Solve for x
x = 43,436,669,678,018,968/294,912,179.15 - Step 6: Final answer
x = 147,286,795.02
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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.