Finding the Fourth Proportional to 6,693,804,813.60, 10,040,707,220.40 and 6,285,658,125.60
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Solution
The fourth proportional to 6,693,804,813.60, 10,040,707,220.40 and 6,285,658,125.60 is: 9,428,487,188.40
Step by Step Solution
- Step 1: Write the proportion equation
6,693,804,813.60 : 10,040,707,220.40 = 6,285,658,125.60 : x - Step 2: Convert to fraction form
6,693,804,813.60/10,040,707,220.40 = 6,285,658,125.60/x - Step 3: Cross multiply
6,693,804,813.60x = 10,040,707,220.40 × 6,285,658,125.60 - Step 4: Simplify right side
6,693,804,813.60x = 63,112,452,926,677,852,160 - Step 5: Solve for x
x = 63,112,452,926,677,852,160/6,693,804,813.60 - Step 6: Final answer
x = 9,428,487,188.40
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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.