Finding the Fourth Proportional to 3,566,624,163.36, 4,921,350,789.81 and 2,061,390,681.84
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Solution
The fourth proportional to 3,566,624,163.36, 4,921,350,789.81 and 2,061,390,681.84 is: 2,844,377,819.34
Step by Step Solution
- Step 1: Write the proportion equation
3,566,624,163.36 : 4,921,350,789.81 = 2,061,390,681.84 : x - Step 2: Convert to fraction form
3,566,624,163.36/4,921,350,789.81 = 2,061,390,681.84/x - Step 3: Cross multiply
3,566,624,163.36x = 4,921,350,789.81 × 2,061,390,681.84 - Step 4: Simplify right side
3,566,624,163.36x = 10,144,826,660,180,258,816 - Step 5: Solve for x
x = 10,144,826,660,180,258,816/3,566,624,163.36 - Step 6: Final answer
x = 2,844,377,819.34
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Double scale
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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.