Finding the Fourth Proportional to 5,670,798,156.60, 8,506,197,234.90 and 4,906,386,252.60
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Solution
The fourth proportional to 5,670,798,156.60, 8,506,197,234.90 and 4,906,386,252.60 is: 7,359,579,378.90
Step by Step Solution
- Step 1: Write the proportion equation
5,670,798,156.60 : 8,506,197,234.90 = 4,906,386,252.60 : x - Step 2: Convert to fraction form
5,670,798,156.60/8,506,197,234.90 = 4,906,386,252.60/x - Step 3: Cross multiply
5,670,798,156.60x = 8,506,197,234.90 × 4,906,386,252.60 - Step 4: Simplify right side
5,670,798,156.60x = 41,734,689,175,217,496,064 - Step 5: Solve for x
x = 41,734,689,175,217,496,064/5,670,798,156.60 - Step 6: Final answer
x = 7,359,579,378.90
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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.