Finding the Fourth Proportional to 84,880,203.75, 117,134,682.39 and 46,249,035.75
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Solution
The fourth proportional to 84,880,203.75, 117,134,682.39 and 46,249,035.75 is: 63,823,670.00
Step by Step Solution
- Step 1: Write the proportion equation
84,880,203.75 : 117,134,682.39 = 46,249,035.75 : x - Step 2: Convert to fraction form
84,880,203.75/117,134,682.39 = 46,249,035.75/x - Step 3: Cross multiply
84,880,203.75x = 117,134,682.39 × 46,249,035.75 - Step 4: Simplify right side
84,880,203.75x = 5,417,366,113,420,005 - Step 5: Solve for x
x = 5,417,366,113,420,005/84,880,203.75 - Step 6: Final answer
x = 63,823,670.00
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1.5x scale
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.