Finding the Fourth Proportional to 2,036,413,699.20, 3,053,370,433.56 and 791,390,449.92
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Solution
The fourth proportional to 2,036,413,699.20, 3,053,370,433.56 and 791,390,449.92 is: 1,186,599,855.49
Step by Step Solution
- Step 1: Write the proportion equation
2,036,413,699.20 : 3,053,370,433.56 = 791,390,449.92 : x - Step 2: Convert to fraction form
2,036,413,699.20/3,053,370,433.56 = 791,390,449.92/x - Step 3: Cross multiply
2,036,413,699.20x = 3,053,370,433.56 × 791,390,449.92 - Step 4: Simplify right side
2,036,413,699.20x = 2,416,408,201,187,473,920 - Step 5: Solve for x
x = 2,416,408,201,187,473,920/2,036,413,699.20 - Step 6: Final answer
x = 1,186,599,855.49
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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.