Finding the Fourth Proportional to 5,957,167,482.02, 8,221,471,799.79 and 4,449,175,793.18
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Solution
The fourth proportional to 5,957,167,482.02, 8,221,471,799.79 and 4,449,175,793.18 is: 6,140,296,277.78
Step by Step Solution
- Step 1: Write the proportion equation
5,957,167,482.02 : 8,221,471,799.79 = 4,449,175,793.18 : x - Step 2: Convert to fraction form
5,957,167,482.02/8,221,471,799.79 = 4,449,175,793.18/x - Step 3: Cross multiply
5,957,167,482.02x = 8,221,471,799.79 × 4,449,175,793.18 - Step 4: Simplify right side
5,957,167,482.02x = 36,578,773,315,937,677,312 - Step 5: Solve for x
x = 36,578,773,315,937,677,312/5,957,167,482.02 - Step 6: Final answer
x = 6,140,296,277.78
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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.