Finding the Fourth Proportional to 2,466,248,631.03, 3,699,186,885.70 and 785,466,198.23
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Solution
The fourth proportional to 2,466,248,631.03, 3,699,186,885.70 and 785,466,198.23 is: 1,178,140,039.52
Step by Step Solution
- Step 1: Write the proportion equation
2,466,248,631.03 : 3,699,186,885.70 = 785,466,198.23 : x - Step 2: Convert to fraction form
2,466,248,631.03/3,699,186,885.70 = 785,466,198.23/x - Step 3: Cross multiply
2,466,248,631.03x = 3,699,186,885.70 × 785,466,198.23 - Step 4: Simplify right side
2,466,248,631.03x = 2,905,586,259,632,593,408 - Step 5: Solve for x
x = 2,905,586,259,632,593,408/2,466,248,631.03 - Step 6: Final answer
x = 1,178,140,039.52
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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.