Finding the Fourth Proportional to 242,908,048.70, 364,446,053.85 and 234,509,968.70
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Solution
The fourth proportional to 242,908,048.70, 364,446,053.85 and 234,509,968.70 is: 351,846,030.37
Step by Step Solution
- Step 1: Write the proportion equation
242,908,048.70 : 364,446,053.85 = 234,509,968.70 : x - Step 2: Convert to fraction form
242,908,048.70/364,446,053.85 = 234,509,968.70/x - Step 3: Cross multiply
242,908,048.70x = 364,446,053.85 × 234,509,968.70 - Step 4: Simplify right side
242,908,048.70x = 85,466,232,681,202,016 - Step 5: Solve for x
x = 85,466,232,681,202,016/242,908,048.70 - Step 6: Final answer
x = 351,846,030.37
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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.