Finding the Fourth Proportional to 200,312,064.96, 276,445,985.07 and 126,036,293.08
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Solution
The fourth proportional to 200,312,064.96, 276,445,985.07 and 126,036,293.08 is: 173,939,733.50
Step by Step Solution
- Step 1: Write the proportion equation
200,312,064.96 : 276,445,985.07 = 126,036,293.08 : x - Step 2: Convert to fraction form
200,312,064.96/276,445,985.07 = 126,036,293.08/x - Step 3: Cross multiply
200,312,064.96x = 276,445,985.07 × 126,036,293.08 - Step 4: Simplify right side
200,312,064.96x = 34,842,227,195,071,824 - Step 5: Solve for x
x = 34,842,227,195,071,824/200,312,064.96 - Step 6: Final answer
x = 173,939,733.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.