Finding the Fourth Proportional to 119,361,767.66, 164,719,246.97 and 66,437,335.98
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Solution
The fourth proportional to 119,361,767.66, 164,719,246.97 and 66,437,335.98 is: 91,683,527.88
Step by Step Solution
- Step 1: Write the proportion equation
119,361,767.66 : 164,719,246.97 = 66,437,335.98 : x - Step 2: Convert to fraction form
119,361,767.66/164,719,246.97 = 66,437,335.98/x - Step 3: Cross multiply
119,361,767.66x = 164,719,246.97 × 66,437,335.98 - Step 4: Simplify right side
119,361,767.66x = 10,943,507,952,986,300 - Step 5: Solve for x
x = 10,943,507,952,986,300/119,361,767.66 - Step 6: Final answer
x = 91,683,527.88
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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.