Finding the Fourth Proportional to 5,082,403,315.23, 7,013,886,692.76 and 2,824,438,011.03
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Solution
The fourth proportional to 5,082,403,315.23, 7,013,886,692.76 and 2,824,438,011.03 is: 3,897,818,994.55
Step by Step Solution
- Step 1: Write the proportion equation
5,082,403,315.23 : 7,013,886,692.76 = 2,824,438,011.03 : x - Step 2: Convert to fraction form
5,082,403,315.23/7,013,886,692.76 = 2,824,438,011.03/x - Step 3: Cross multiply
5,082,403,315.23x = 7,013,886,692.76 × 2,824,438,011.03 - Step 4: Simplify right side
5,082,403,315.23x = 19,810,288,180,088,840,192 - Step 5: Solve for x
x = 19,810,288,180,088,840,192/5,082,403,315.23 - Step 6: Final answer
x = 3,897,818,994.55
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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.