Finding the Fourth Proportional to 2,834,498,808.20, 4,251,748,212.30 and 2,439,957,009.80
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Solution
The fourth proportional to 2,834,498,808.20, 4,251,748,212.30 and 2,439,957,009.80 is: 3,659,935,514.70
Step by Step Solution
- Step 1: Write the proportion equation
2,834,498,808.20 : 4,251,748,212.30 = 2,439,957,009.80 : x - Step 2: Convert to fraction form
2,834,498,808.20/4,251,748,212.30 = 2,439,957,009.80/x - Step 3: Cross multiply
2,834,498,808.20x = 4,251,748,212.30 × 2,439,957,009.80 - Step 4: Simplify right side
2,834,498,808.20x = 10,374,082,854,506,004,480 - Step 5: Solve for x
x = 10,374,082,854,506,004,480/2,834,498,808.20 - Step 6: Final answer
x = 3,659,935,514.70
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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.