Finding the Fourth Proportional to 3,134,381,609.60, 4,701,572,414.40 and 953,344,246.40
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Solution
The fourth proportional to 3,134,381,609.60, 4,701,572,414.40 and 953,344,246.40 is: 1,430,016,369.60
Step by Step Solution
- Step 1: Write the proportion equation
3,134,381,609.60 : 4,701,572,414.40 = 953,344,246.40 : x - Step 2: Convert to fraction form
3,134,381,609.60/4,701,572,414.40 = 953,344,246.40/x - Step 3: Cross multiply
3,134,381,609.60x = 4,701,572,414.40 × 953,344,246.40 - Step 4: Simplify right side
3,134,381,609.60x = 4,482,217,010,301,196,288 - Step 5: Solve for x
x = 4,482,217,010,301,196,288/3,134,381,609.60 - Step 6: Final answer
x = 1,430,016,369.60
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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.