Finding the Fourth Proportional to 5,376,385,771.20, 8,064,578,656.80 and 1,498,992,235.20
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Solution
The fourth proportional to 5,376,385,771.20, 8,064,578,656.80 and 1,498,992,235.20 is: 2,248,488,352.80
Step by Step Solution
- Step 1: Write the proportion equation
5,376,385,771.20 : 8,064,578,656.80 = 1,498,992,235.20 : x - Step 2: Convert to fraction form
5,376,385,771.20/8,064,578,656.80 = 1,498,992,235.20/x - Step 3: Cross multiply
5,376,385,771.20x = 8,064,578,656.80 × 1,498,992,235.20 - Step 4: Simplify right side
5,376,385,771.20x = 12,088,740,786,702,845,952 - Step 5: Solve for x
x = 12,088,740,786,702,845,952/5,376,385,771.20 - Step 6: Final answer
x = 2,248,488,352.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.