Finding the Fourth Proportional to 8,502,522,802.20, 12,753,784,203.30 and 4,829,202,610.20
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Solution
The fourth proportional to 8,502,522,802.20, 12,753,784,203.30 and 4,829,202,610.20 is: 7,243,803,915.30
Step by Step Solution
- Step 1: Write the proportion equation
8,502,522,802.20 : 12,753,784,203.30 = 4,829,202,610.20 : x - Step 2: Convert to fraction form
8,502,522,802.20/12,753,784,203.30 = 4,829,202,610.20/x - Step 3: Cross multiply
8,502,522,802.20x = 12,753,784,203.30 × 4,829,202,610.20 - Step 4: Simplify right side
8,502,522,802.20x = 61,590,607,964,503,883,776 - Step 5: Solve for x
x = 61,590,607,964,503,883,776/8,502,522,802.20 - Step 6: Final answer
x = 7,243,803,915.30
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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.