Finding the Fourth Proportional to 67,582,703.64, 101,208,715.35 and 61,032,203.94
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Solution
The fourth proportional to 67,582,703.64, 101,208,715.35 and 61,032,203.94 is: 91,398,991.50
Step by Step Solution
- Step 1: Write the proportion equation
67,582,703.64 : 101,208,715.35 = 61,032,203.94 : x - Step 2: Convert to fraction form
67,582,703.64/101,208,715.35 = 61,032,203.94/x - Step 3: Cross multiply
67,582,703.64x = 101,208,715.35 × 61,032,203.94 - Step 4: Simplify right side
67,582,703.64x = 6,176,990,955,746,608 - Step 5: Solve for x
x = 6,176,990,955,746,608/67,582,703.64 - Step 6: Final answer
x = 91,398,991.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.