Finding the Fourth Proportional to 2,647,503,419.04, 3,653,951,918.64 and 2,011,377,119.94
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Solution
The fourth proportional to 2,647,503,419.04, 3,653,951,918.64 and 2,011,377,119.94 is: 2,776,002,188.95
Step by Step Solution
- Step 1: Write the proportion equation
2,647,503,419.04 : 3,653,951,918.64 = 2,011,377,119.94 : x - Step 2: Convert to fraction form
2,647,503,419.04/3,653,951,918.64 = 2,011,377,119.94/x - Step 3: Cross multiply
2,647,503,419.04x = 3,653,951,918.64 × 2,011,377,119.94 - Step 4: Simplify right side
2,647,503,419.04x = 7,349,475,286,513,359,872 - Step 5: Solve for x
x = 7,349,475,286,513,359,872/2,647,503,419.04 - Step 6: Final answer
x = 2,776,002,188.95
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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.