Finding the Third Proportional to 291,893,426 and 634,593,940
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Solution
The third proportional to 291,893,426 and 634,593,940 is: 1,379,645,558.32
Step by Step Solution
- Step 1: Write the proportion equation
291,893,426 : 634,593,940 = 634,593,940 : x - Step 2: Convert to fraction form
291,893,426/634,593,940 = 634,593,940/x - Step 3: Cross multiply
291,893,426x = 634,593,940 × 634,593,940 - Step 4: Simplify right side
291,893,426x = 402,709,468,684,723,584 - Step 5: Solve for x
x = 402,709,468,684,723,584/291,893,426 - Step 6: Final answer
x = 1,379,645,558.32
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.