Finding the Third Proportional to 278,138,006.63 and 579,165,609.75
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Solution
The third proportional to 278,138,006.63 and 579,165,609.75 is: 1,205,994,130.71
Step by Step Solution
- Step 1: Write the proportion equation
278,138,006.63 : 579,165,609.75 = 579,165,609.75 : x - Step 2: Convert to fraction form
278,138,006.63/579,165,609.75 = 579,165,609.75/x - Step 3: Cross multiply
278,138,006.63x = 579,165,609.75 × 579,165,609.75 - Step 4: Simplify right side
278,138,006.63x = 335,432,803,517,089,280 - Step 5: Solve for x
x = 335,432,803,517,089,280/278,138,006.63 - Step 6: Final answer
x = 1,205,994,130.71
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.