Finding the Third Proportional to 644,813,426 and 1,399,103,688
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Solution
The third proportional to 644,813,426 and 1,399,103,688 is: 3,035,748,095.26
Step by Step Solution
- Step 1: Write the proportion equation
644,813,426 : 1,399,103,688 = 1,399,103,688 : x - Step 2: Convert to fraction form
644,813,426/1,399,103,688 = 1,399,103,688/x - Step 3: Cross multiply
644,813,426x = 1,399,103,688 × 1,399,103,688 - Step 4: Simplify right side
644,813,426x = 1,957,491,129,775,201,280 - Step 5: Solve for x
x = 1,957,491,129,775,201,280/644,813,426 - Step 6: Final answer
x = 3,035,748,095.26
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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.