Finding the Fourth Proportional to 4,270,464,374.40, 6,405,696,561.60 and 2,550,537,590.40
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Solution
The fourth proportional to 4,270,464,374.40, 6,405,696,561.60 and 2,550,537,590.40 is: 3,825,806,385.60
Step by Step Solution
- Step 1: Write the proportion equation
4,270,464,374.40 : 6,405,696,561.60 = 2,550,537,590.40 : x - Step 2: Convert to fraction form
4,270,464,374.40/6,405,696,561.60 = 2,550,537,590.40/x - Step 3: Cross multiply
4,270,464,374.40x = 6,405,696,561.60 × 2,550,537,590.40 - Step 4: Simplify right side
4,270,464,374.40x = 16,337,969,873,056,831,488 - Step 5: Solve for x
x = 16,337,969,873,056,831,488/4,270,464,374.40 - Step 6: Final answer
x = 3,825,806,385.60
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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.