Finding the Fourth Proportional to 4,894,948,128.45, 7,342,413,028.18 and 1,533,776,416.14
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Solution
The fourth proportional to 4,894,948,128.45, 7,342,413,028.18 and 1,533,776,416.14 is: 2,300,661,752.61
Step by Step Solution
- Step 1: Write the proportion equation
4,894,948,128.45 : 7,342,413,028.18 = 1,533,776,416.14 : x - Step 2: Convert to fraction form
4,894,948,128.45/7,342,413,028.18 = 1,533,776,416.14/x - Step 3: Cross multiply
4,894,948,128.45x = 7,342,413,028.18 × 1,533,776,416.14 - Step 4: Simplify right side
4,894,948,128.45x = 11,261,619,940,137,185,280 - Step 5: Solve for x
x = 11,261,619,940,137,185,280/4,894,948,128.45 - Step 6: Final answer
x = 2,300,661,752.61
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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.