Finding the Fourth Proportional to 8,665,838,542.06, 12,989,685,428.54 and 3,626,582,220.62
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Solution
The fourth proportional to 8,665,838,542.06, 12,989,685,428.54 and 3,626,582,220.62 is: 5,436,076,612.54
Step by Step Solution
- Step 1: Write the proportion equation
8,665,838,542.06 : 12,989,685,428.54 = 3,626,582,220.62 : x - Step 2: Convert to fraction form
8,665,838,542.06/12,989,685,428.54 = 3,626,582,220.62/x - Step 3: Cross multiply
8,665,838,542.06x = 12,989,685,428.54 × 3,626,582,220.62 - Step 4: Simplify right side
8,665,838,542.06x = 47,108,162,226,594,775,040 - Step 5: Solve for x
x = 47,108,162,226,594,775,040/8,665,838,542.06 - Step 6: Final answer
x = 5,436,076,612.54
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1.5x scale
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.