Finding the Fourth Proportional to 67,543,639.99, 93,210,302.88 and 36,603,809.29
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Solution
The fourth proportional to 67,543,639.99, 93,210,302.88 and 36,603,809.29 is: 50,513,300.01
Step by Step Solution
- Step 1: Write the proportion equation
67,543,639.99 : 93,210,302.88 = 36,603,809.29 : x - Step 2: Convert to fraction form
67,543,639.99/93,210,302.88 = 36,603,809.29/x - Step 3: Cross multiply
67,543,639.99x = 93,210,302.88 × 36,603,809.29 - Step 4: Simplify right side
67,543,639.99x = 3,411,852,150,482,657.50 - Step 5: Solve for x
x = 3,411,852,150,482,657.50/67,543,639.99 - Step 6: Final answer
x = 50,513,300.01
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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.