Finding the Fourth Proportional to 4,170,819,356.64, 5,755,734,484.56 and 2,291,346,393.12
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Solution
The fourth proportional to 4,170,819,356.64, 5,755,734,484.56 and 2,291,346,393.12 is: 3,162,060,094.97
Step by Step Solution
- Step 1: Write the proportion equation
4,170,819,356.64 : 5,755,734,484.56 = 2,291,346,393.12 : x - Step 2: Convert to fraction form
4,170,819,356.64/5,755,734,484.56 = 2,291,346,393.12/x - Step 3: Cross multiply
4,170,819,356.64x = 5,755,734,484.56 × 2,291,346,393.12 - Step 4: Simplify right side
4,170,819,356.64x = 13,188,381,450,952,957,952 - Step 5: Solve for x
x = 13,188,381,450,952,957,952/4,170,819,356.64 - Step 6: Final answer
x = 3,162,060,094.97
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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.