Finding the Fourth Proportional to 4,559,190,990.16, 6,829,880,108.75 and 3,140,837,580.62
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Solution
The fourth proportional to 4,559,190,990.16, 6,829,880,108.75 and 3,140,837,580.62 is: 4,705,120,746.86
Step by Step Solution
- Step 1: Write the proportion equation
4,559,190,990.16 : 6,829,880,108.75 = 3,140,837,580.62 : x - Step 2: Convert to fraction form
4,559,190,990.16/6,829,880,108.75 = 3,140,837,580.62/x - Step 3: Cross multiply
4,559,190,990.16x = 6,829,880,108.75 × 3,140,837,580.62 - Step 4: Simplify right side
4,559,190,990.16x = 21,451,544,116,664,713,216 - Step 5: Solve for x
x = 21,451,544,116,664,713,216/4,559,190,990.16 - Step 6: Final answer
x = 4,705,120,746.86
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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.