Finding the Fourth Proportional to 7,026,740,316.22, 10,539,722,506.84 and 5,137,872,124.34
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Solution
The fourth proportional to 7,026,740,316.22, 10,539,722,506.84 and 5,137,872,124.34 is: 7,706,524,509.12
Step by Step Solution
- Step 1: Write the proportion equation
7,026,740,316.22 : 10,539,722,506.84 = 5,137,872,124.34 : x - Step 2: Convert to fraction form
7,026,740,316.22/10,539,722,506.84 = 5,137,872,124.34/x - Step 3: Cross multiply
7,026,740,316.22x = 10,539,722,506.84 × 5,137,872,124.34 - Step 4: Simplify right side
7,026,740,316.22x = 54,151,746,466,172,141,568 - Step 5: Solve for x
x = 54,151,746,466,172,141,568/7,026,740,316.22 - Step 6: Final answer
x = 7,706,524,509.12
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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.