Finding the Fourth Proportional to 104,110,203.71, 143,588,307.79 and 91,524,347.93
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Solution
The fourth proportional to 104,110,203.71, 143,588,307.79 and 91,524,347.93 is: 126,229,954.15
Step by Step Solution
- Step 1: Write the proportion equation
104,110,203.71 : 143,588,307.79 = 91,524,347.93 : x - Step 2: Convert to fraction form
104,110,203.71/143,588,307.79 = 91,524,347.93/x - Step 3: Cross multiply
104,110,203.71x = 143,588,307.79 × 91,524,347.93 - Step 4: Simplify right side
104,110,203.71x = 13,141,826,240,851,890 - Step 5: Solve for x
x = 13,141,826,240,851,890/104,110,203.71 - Step 6: Final answer
x = 126,229,954.15
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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.