Finding the Fourth Proportional to 6,293,725,673.61, 8,685,297,246.09 and 3,435,867,886.44
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Solution
The fourth proportional to 6,293,725,673.61, 8,685,297,246.09 and 3,435,867,886.44 is: 4,741,473,562.66
Step by Step Solution
- Step 1: Write the proportion equation
6,293,725,673.61 : 8,685,297,246.09 = 3,435,867,886.44 : x - Step 2: Convert to fraction form
6,293,725,673.61/8,685,297,246.09 = 3,435,867,886.44/x - Step 3: Cross multiply
6,293,725,673.61x = 8,685,297,246.09 × 3,435,867,886.44 - Step 4: Simplify right side
6,293,725,673.61x = 29,841,533,892,026,400,768 - Step 5: Solve for x
x = 29,841,533,892,026,400,768/6,293,725,673.61 - Step 6: Final answer
x = 4,741,473,562.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.