Finding the Third Proportional to 117,959,328 and 258,593,472
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Solution
The third proportional to 117,959,328 and 258,593,472 is: 566,895,258.69
Step by Step Solution
- Step 1: Write the proportion equation
117,959,328 : 258,593,472 = 258,593,472 : x - Step 2: Convert to fraction form
117,959,328/258,593,472 = 258,593,472/x - Step 3: Cross multiply
117,959,328x = 258,593,472 × 258,593,472 - Step 4: Simplify right side
117,959,328x = 66,870,583,761,014,784 - Step 5: Solve for x
x = 66,870,583,761,014,784/117,959,328 - Step 6: Final answer
x = 566,895,258.69
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.