Finding the Fourth Proportional to 5,911,113,686.84, 8,157,331,563.85 and 3,336,679,427.33
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Solution
The fourth proportional to 5,911,113,686.84, 8,157,331,563.85 and 3,336,679,427.33 is: 4,604,614,604.45
Step by Step Solution
- Step 1: Write the proportion equation
5,911,113,686.84 : 8,157,331,563.85 = 3,336,679,427.33 : x - Step 2: Convert to fraction form
5,911,113,686.84/8,157,331,563.85 = 3,336,679,427.33/x - Step 3: Cross multiply
5,911,113,686.84x = 8,157,331,563.85 × 3,336,679,427.33 - Step 4: Simplify right side
5,911,113,686.84x = 27,218,400,411,007,950,848 - Step 5: Solve for x
x = 27,218,400,411,007,950,848/5,911,113,686.84 - Step 6: Final answer
x = 4,604,614,604.45
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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.