Finding the Fourth Proportional to 3,033,764,381.74, 4,186,425,971.25 and 1,677,319,862.47
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Solution
The fourth proportional to 3,033,764,381.74, 4,186,425,971.25 and 1,677,319,862.47 is: 2,314,608,041.61
Step by Step Solution
- Step 1: Write the proportion equation
3,033,764,381.74 : 4,186,425,971.25 = 1,677,319,862.47 : x - Step 2: Convert to fraction form
3,033,764,381.74/4,186,425,971.25 = 1,677,319,862.47/x - Step 3: Cross multiply
3,033,764,381.74x = 4,186,425,971.25 × 1,677,319,862.47 - Step 4: Simplify right side
3,033,764,381.74x = 7,021,975,434,337,886,208 - Step 5: Solve for x
x = 7,021,975,434,337,886,208/3,033,764,381.74 - Step 6: Final answer
x = 2,314,608,041.61
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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.