Finding the Fourth Proportional to 2,192,307,635.81, 3,025,444,025.66 and 1,239,830,806.09
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Solution
The fourth proportional to 2,192,307,635.81, 3,025,444,025.66 and 1,239,830,806.09 is: 1,711,000,155.20
Step by Step Solution
- Step 1: Write the proportion equation
2,192,307,635.81 : 3,025,444,025.66 = 1,239,830,806.09 : x - Step 2: Convert to fraction form
2,192,307,635.81/3,025,444,025.66 = 1,239,830,806.09/x - Step 3: Cross multiply
2,192,307,635.81x = 3,025,444,025.66 × 1,239,830,806.09 - Step 4: Simplify right side
2,192,307,635.81x = 3,751,038,705,114,211,840 - Step 5: Solve for x
x = 3,751,038,705,114,211,840/2,192,307,635.81 - Step 6: Final answer
x = 1,711,000,155.20
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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.