Finding the Fourth Proportional to 6,172,228,854.96, 8,517,909,951.35 and 3,459,546,798.67
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Solution
The fourth proportional to 6,172,228,854.96, 8,517,909,951.35 and 3,459,546,798.67 is: 4,774,305,813.35
Step by Step Solution
- Step 1: Write the proportion equation
6,172,228,854.96 : 8,517,909,951.35 = 3,459,546,798.67 : x - Step 2: Convert to fraction form
6,172,228,854.96/8,517,909,951.35 = 3,459,546,798.67/x - Step 3: Cross multiply
6,172,228,854.96x = 8,517,909,951.35 × 3,459,546,798.67 - Step 4: Simplify right side
6,172,228,854.96x = 29,468,108,103,552,229,376 - Step 5: Solve for x
x = 29,468,108,103,552,229,376/6,172,228,854.96 - Step 6: Final answer
x = 4,774,305,813.35
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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.