Finding the Fourth Proportional to 6,196,478,456.84, 9,296,541,285.74 and 1,999,352,535.81
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Solution
The fourth proportional to 6,196,478,456.84, 9,296,541,285.74 and 1,999,352,535.81 is: 2,999,617,205.70
Step by Step Solution
- Step 1: Write the proportion equation
6,196,478,456.84 : 9,296,541,285.74 = 1,999,352,535.81 : x - Step 2: Convert to fraction form
6,196,478,456.84/9,296,541,285.74 = 1,999,352,535.81/x - Step 3: Cross multiply
6,196,478,456.84x = 9,296,541,285.74 × 1,999,352,535.81 - Step 4: Simplify right side
6,196,478,456.84x = 18,587,063,393,896,632,320 - Step 5: Solve for x
x = 18,587,063,393,896,632,320/6,196,478,456.84 - Step 6: Final answer
x = 2,999,617,205.70
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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.