Finding the Fourth Proportional to 4,844,535,271.20, 7,270,204,129.20 and 2,086,143,904.80
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Solution
The fourth proportional to 4,844,535,271.20, 7,270,204,129.20 and 2,086,143,904.80 is: 3,130,680,484.66
Step by Step Solution
- Step 1: Write the proportion equation
4,844,535,271.20 : 7,270,204,129.20 = 2,086,143,904.80 : x - Step 2: Convert to fraction form
4,844,535,271.20/7,270,204,129.20 = 2,086,143,904.80/x - Step 3: Cross multiply
4,844,535,271.20x = 7,270,204,129.20 × 2,086,143,904.80 - Step 4: Simplify right side
4,844,535,271.20x = 15,166,692,030,782,371,840 - Step 5: Solve for x
x = 15,166,692,030,782,371,840/4,844,535,271.20 - Step 6: Final answer
x = 3,130,680,484.66
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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.