Finding the Fourth Proportional to 19,488,707,588.62, 29,228,380,713.50 and 8,997,844,357.80
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Solution
The fourth proportional to 19,488,707,588.62, 29,228,380,713.50 and 8,997,844,357.80 is: 13,494,605,493.70
Step by Step Solution
- Step 1: Write the proportion equation
19,488,707,588.62 : 29,228,380,713.50 = 8,997,844,357.80 : x - Step 2: Convert to fraction form
19,488,707,588.62/29,228,380,713.50 = 8,997,844,357.80/x - Step 3: Cross multiply
19,488,707,588.62x = 29,228,380,713.50 × 8,997,844,357.80 - Step 4: Simplify right side
19,488,707,588.62x = 262,992,420,490,596,286,464 - Step 5: Solve for x
x = 262,992,420,490,596,286,464/19,488,707,588.62 - Step 6: Final answer
x = 13,494,605,493.70
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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.