Finding the Third Proportional to 407,438,689 and 882,564,918
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Solution
The third proportional to 407,438,689 and 882,564,918 is: 1,911,749,805.59
Step by Step Solution
- Step 1: Write the proportion equation
407,438,689 : 882,564,918 = 882,564,918 : x - Step 2: Convert to fraction form
407,438,689/882,564,918 = 882,564,918/x - Step 3: Cross multiply
407,438,689x = 882,564,918 × 882,564,918 - Step 4: Simplify right side
407,438,689x = 778,920,834,484,346,752 - Step 5: Solve for x
x = 778,920,834,484,346,752/407,438,689 - Step 6: Final answer
x = 1,911,749,805.59
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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.