Finding the Fourth Proportional to 83,394,259.93, 115,083,879.46 and 45,717,356.58
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Solution
The fourth proportional to 83,394,259.93, 115,083,879.46 and 45,717,356.58 is: 63,089,842.85
Step by Step Solution
- Step 1: Write the proportion equation
83,394,259.93 : 115,083,879.46 = 45,717,356.58 : x - Step 2: Convert to fraction form
83,394,259.93/115,083,879.46 = 45,717,356.58/x - Step 3: Cross multiply
83,394,259.93x = 115,083,879.46 × 45,717,356.58 - Step 4: Simplify right side
83,394,259.93x = 5,261,330,753,882,557 - Step 5: Solve for x
x = 5,261,330,753,882,557/83,394,259.93 - Step 6: Final answer
x = 63,089,842.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.