Finding the Third Proportional to 239,962,487 and 358,371,277
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Solution
The third proportional to 239,962,487 and 358,371,277 is: 535,208,539.40
Step by Step Solution
- Step 1: Write the proportion equation
239,962,487 : 358,371,277 = 358,371,277 : x - Step 2: Convert to fraction form
239,962,487/358,371,277 = 358,371,277/x - Step 3: Cross multiply
239,962,487x = 358,371,277 × 358,371,277 - Step 4: Simplify right side
239,962,487x = 128,429,972,178,610,736 - Step 5: Solve for x
x = 128,429,972,178,610,736/239,962,487 - Step 6: Final answer
x = 535,208,539.40
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.