Finding the Fourth Proportional to 4,736,840,138.86, 6,536,580,419.92 and 2,593,032,076.66
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Solution
The fourth proportional to 4,736,840,138.86, 6,536,580,419.92 and 2,593,032,076.66 is: 3,578,242,499.99
Step by Step Solution
- Step 1: Write the proportion equation
4,736,840,138.86 : 6,536,580,419.92 = 2,593,032,076.66 : x - Step 2: Convert to fraction form
4,736,840,138.86/6,536,580,419.92 = 2,593,032,076.66/x - Step 3: Cross multiply
4,736,840,138.86x = 6,536,580,419.92 × 2,593,032,076.66 - Step 4: Simplify right side
4,736,840,138.86x = 16,949,562,700,520,251,392 - Step 5: Solve for x
x = 16,949,562,700,520,251,392/4,736,840,138.86 - Step 6: Final answer
x = 3,578,242,499.99
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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.